# TCEA Curiosity Challenge Article and Activity Series
## Detailed Editorial Plan, Activity Architecture, and Repeatable Codex Build Formula

## Purpose

This document turns the strongest elements of the Winter Olympics classroom-activity model into a repeatable TCEA content series without relying on digital breakouts.

The core idea is simple:

> Pair a timely or high-interest topic with several short, varied, classroom-ready challenges that teachers can use immediately.

The blog post acts as the teacher-facing guide and discovery page. The downloadable or browser-based activities are the main value.

The series should favor:
- Low-prep activities
- Curiosity before explanation
- Different cognitive actions across the same article
- Printable and browser-based versions
- Clear teacher answer keys
- Cross-curricular connections
- Short teacher guidance
- Optional standards and ACE connections
- Privacy-first, client-side tools
- Mobile and keyboard accessibility
- Reusable templates that Codex can clone for future topics

---

# Part I: The Repeatable Series Formula

## Working Series Name

Recommended umbrella name:

**Five-Minute Curiosity Challenges**

Possible alternates:
- TCEA Curiosity Challenges
- Quick Curiosity Classroom Challenges
- Five Quick Challenges for [Topic]
- Classroom Curiosity Packs
- Think It Through: Classroom Challenges

The strongest reusable title pattern is:

> **[Topic]: Five Classroom Curiosity Challenges**

Examples:
- Winter Weather: Five Classroom Curiosity Challenges
- Earth Day: Five Classroom Curiosity Challenges
- World Space Week: Five Classroom Curiosity Challenges

This keeps the branding recognizable while letting the seasonal or topical keyword lead the title.

---

## The Core Five-Activity Pattern

Every article should contain five activities with different cognitive demands.

### Activity One: Guess It
**Format:** Four Clues

Students identify a person, place, concept, event, object, or phenomenon from progressively easier clues.

Scoring:
- Correct after clue one: four points
- Correct after clue two: three points
- Correct after clue three: two points
- Correct after clue four: one point

Best for:
- Vocabulary
- People
- Countries
- Scientific phenomena
- Historical events
- Artifacts
- Inventions
- Literary characters

Teacher move:
Require students to record what evidence led to the answer before revealing the next clue.

---

### Activity Two: Sort It
**Format:** Category sort

Students sort cards, facts, images, examples, or short scenarios into two to five categories.

Best for:
- Classification
- Vocabulary
- Misconceptions
- Compare/contrast
- Scientific categories
- Historical eras
- Geographic regions
- Appropriate/not appropriate decisions

Teacher move:
Ask students to defend one difficult placement.

---

### Activity Three: Spot It
**Format:** Notice, wonder, or odd-one-out

Students inspect an image, map, graph, artifact, short text, or group of examples.

Possible structures:
- Notice and Wonder
- Odd One Out
- Which Does Not Belong?
- Find the Pattern
- What Changed?
- What Evidence Matters?

Teacher move:
Require at least two defensible answers when possible. The goal is reasoning, not guessing the teacher's preferred choice.

---

### Activity Four: Explain It
**Format:** Evidence or data detective

Students interpret a small amount of evidence and explain what it suggests.

Possible evidence:
- Graph
- Table
- Timeline
- Map
- Quotation
- Observation notes
- Experimental data
- Short source set
- Before/after images

Teacher move:
Ask for a claim plus one piece of evidence. Add reasoning when the grade level supports it.

---

### Activity Five: Extend It
**Format:** Create, design, apply, or transfer

Students use the topic in a new context.

Possible products:
- Mini infographic
- Design sketch
- Mission patch
- New headline
- Public-service message
- Prediction
- Model
- Recommendation
- Ranked list with justification
- One-slide explanation
- Concept map

Teacher move:
Keep the product small. The goal is transfer, not a three-day project.

---

# Part II: Instructional Pattern

## Cognitive Progression

Use this progression whenever practical:

**Notice → Classify → Infer → Explain → Transfer**

This provides more variety than five worksheets while giving the collection a coherent learning arc.

A useful ACE connection is:

| Challenge | Main thinking move | ACE connection |
|---|---|---|
| Guess It | Retrieve and articulate | Articulate |
| Sort It | Organize and compare | Articulate / Connect |
| Spot It | Identify patterns and relationships | Connect |
| Explain It | Use evidence and reasoning | Connect |
| Extend It | Apply in a new context | Extend |

Do not make ACE the headline of the article unless the article is specifically about ACE. Put the connection in the teacher notes.

---

## Activity Length

Target:
- Three to seven minutes per challenge
- Five to ten minutes for the Extend activity
- Twenty-five to forty minutes if a teacher uses the complete set

Every activity should also work independently.

---

## Grade-Band Strategy

Default:
- Grades three through five
- Grades six through eight
- Grades nine through twelve

When the topic fits elementary students well, add K–2 adaptations.

Do not create entirely different activity engines for every grade band. Reuse the same structure while adjusting:
- Reading level
- Number of clues
- Data complexity
- Vocabulary
- Evidence requirements
- Product expectations

---

## Teacher Resource Pattern

Each topic should include:

1. Blog article
2. Student activity hub
3. Printable student PDF
4. Teacher guide and answer key
5. Standalone HTML versions of interactive challenges
6. Optional Google Slides or Canva presentation version
7. Feature image
8. One horizontal infographic summarizing the five activities
9. Alt text for every image
10. Standards and framework notes where appropriate

---

# Part III: Detailed Article and Activity Plans

# 1. World Space Week Classroom Challenges

## Working Title

**World Space Week: Five Classroom Curiosity Challenges**

Alternate titles:
- Five Space Challenges to Launch Student Curiosity
- From Mystery Missions to Mars: Five Space Classroom Activities
- Five No-Prep Space Challenges for Curious Classrooms

## Audience

Grades three through twelve, with easy differentiation.

Strongest subject connections:
- Science
- Math
- Geography
- Engineering
- History
- Art
- ELA

## Core Reader Promise

A teacher can open the article and immediately use five short activities connected to space exploration, astronomy, engineering, and visual literacy.

## Challenge One: Mystery Mission

### Student task
Identify a real space mission from four clues.

Possible mission categories:
- Moon missions
- Mars missions
- Space telescopes
- Planetary probes
- Human spaceflight
- International missions

### Example structure
Clue one: scientific objective  
Clue two: destination or instrument  
Clue three: launch era  
Clue four: recognizable accomplishment

### Build
Create ten mystery cards.

### Differentiation
Grades three through five:
- Use famous missions
- Short clues
- Include mission imagery after reveal

Grades six through eight:
- Include objectives and technology

Grades nine through twelve:
- Include scientific findings and engineering constraints

---

## Challenge Two: Space or Not?

### Student task
Sort sixteen technologies into:
- Originally developed for space exploration
- Adapted for space use
- Commonly associated with space but not a NASA invention
- Not space-related

### Instructional value
This is especially useful for confronting the common myth that every modern household technology came directly from NASA.

### Teacher note
Use official sources during development. Avoid repeating viral "NASA invented..." claims without verification.

---

## Challenge Three: Scale It

### Student task
Put astronomical objects or distances in order.

Possible sets:
- Earth, Moon, Sun, Jupiter
- Planet diameters
- Distance from the Sun
- Travel times
- Satellite altitudes
- Mission distances

### Interaction
Students drag cards into sequence or number a printable list.

### Extension
Ask:
> Which two values surprised you most, and why?

---

## Challenge Four: Image Detective

### Student task
Study a space image without its caption.

Students record:
- Three things they notice
- Two questions
- One inference

Then reveal the caption and source information.

### Possible imagery
- Mars surface
- Hurricane from orbit
- Nebula
- Moon crater
- Satellite image of Earth
- Aurora

### Accessibility
Provide a detailed image description below the activity.

---

## Challenge Five: Mission Patch Studio

### Student task
Design a mission patch for a fictional scientific mission.

Required elements:
- Mission name
- Destination
- Scientific goal
- Two visual symbols
- Short explanation of design choices

### Browser build
Provide:
- Simple shape palette
- Icon selector
- Text fields
- Export PNG button

### Printable fallback
One-page mission patch template.

---

## Article structure

1. Concrete opening about needing a timely science activity
2. Mystery Mission
3. Space or Not?
4. Scale It
5. Image Detective
6. Mission Patch Studio
7. Teacher connection table
8. Download and standalone links

---

# 2. Nobel Prize Classroom Challenges

## Working Title

**Nobel Prize Classroom Challenges: Five Ways to Explore Big Ideas**

Alternate:
- Five Nobel Prize Activities That Put Ideas Before Biographies
- Who Changed What? Five Nobel Prize Classroom Challenges

## Audience

Grades six through twelve.

Subject connections:
- Science
- ELA
- Social studies
- Economics
- Civics
- Research
- Media literacy

## Core Reader Promise

Students explore the ideas, discoveries, and impact behind major prizes rather than completing generic biography reports.

---

## Challenge One: Who Am I?

### Student task
Identify a Nobel laureate from four clues.

### Important design choice
Build clues around contribution and context, not trivia such as birthdays.

### Clue pattern
1. Problem or question addressed
2. Field or body of work
3. Impact
4. Name-recognition clue

### Teacher note
Use the official Nobel Prize site as the source of record.

---

## Challenge Two: Which Field?

### Student task
Sort contribution cards into:
- Physics
- Chemistry
- Physiology or Medicine
- Literature
- Peace
- Economic Sciences

### Twist
Include borderline or interdisciplinary examples.

### Discussion
Students explain why one contribution was difficult to classify.

---

## Challenge Three: Explain It Like I'm Twelve

### Student task
Rewrite a complex prize-winning idea using:
- One plain-language explanation
- One analogy
- One accurate technical word
- One sketch or diagram

### Goal
Comprehension without oversimplifying into inaccuracy.

### Teacher version
Provide sample explanations and a quick accuracy checklist.

---

## Challenge Four: Before and After

### Student task
Match a discovery, work, or contribution to a real-world change.

Example categories:
- Medicine before/after
- Communications before/after
- Scientific knowledge before/after
- Peace or diplomacy before/after
- Literature and public discourse before/after

### Reasoning prompt
> Which change is directly supported by evidence, and which may only be associated with the person's work?

This helps avoid hero-story oversimplification.

---

## Challenge Five: The Award Committee

### Student task
Nominate a person, group, discovery, or idea for a fictional classroom award.

Students must provide:
- Nominee
- Category
- Contribution
- Evidence
- Why it matters
- One limitation or counterpoint

### Higher-level version
Require students to compare two nominees.

---

# 3. Día de los Muertos Classroom Challenge Pack

## Working Title

**Día de los Muertos: Five Classroom Activities for Culture, Symbols, and Story**

## Audience

Grades three through twelve.

Subject connections:
- World languages
- Social studies
- Art
- ELA
- Geography

## Design guardrail

Treat Día de los Muertos as a living cultural tradition. Avoid presenting it as:
- Mexican Halloween
- A costume theme
- A collection of skull decorations
- A monolithic tradition practiced identically everywhere

Use museum, cultural institution, and credible educational sources when building content.

---

## Challenge One: Symbol Detective

### Student task
Match visual objects to their roles or meanings.

Possible items:
- Marigolds
- Candles
- Photographs
- Food
- Papel picado
- Water
- Calaveras

### Prompt
Students explain:
> What might this object communicate or help a family remember?

---

## Challenge Two: Map the Tradition

### Student task
Locate regions and communities connected to Día de los Muertos observances.

### Map tasks
- Identify Mexico
- Locate selected regions
- Compare urban and regional traditions
- Identify cultural diffusion into U.S. communities

### Caution
Do not imply every community observes the holiday the same way.

---

## Challenge Three: Fact or Misconception?

### Student task
Classify statements as:
- Supported
- Misconception
- Depends on community or family tradition

### Why this works
The third category prevents oversimplification.

---

## Challenge Four: Pattern and Design Hunt

### Student task
Analyze examples of:
- Papel picado
- Floral arrangements
- Altars/ofrendas
- Decorative motifs

Students identify:
- Repetition
- Symmetry
- Color
- Symbol
- Focal point

### Art connection
Students create a respectful pattern inspired by design principles rather than copying sacred or personal imagery.

---

## Challenge Five: Memory Story

### Student task
Create a short remembrance artifact for a person, place, tradition, pet, or meaningful memory.

Options:
- Six-word remembrance
- Mini story
- Illustrated memory card
- Audio reflection
- One-slide tribute

### Privacy
Students should never be required to disclose grief or personal loss. Offer fictional or historical alternatives.

---

# 4. Thanksgiving Food Science Challenge

## Working Title

**Thanksgiving Food Science: Five Classroom Challenges From the Kitchen**

Alternate:
- Five Food Science Challenges for Thanksgiving Week
- What Happens to Dinner? Five Thanksgiving Science Activities

## Audience

Grades three through eight, with high-school extensions.

Subject connections:
- Physical science
- Chemistry
- Life science
- Math
- Nutrition literacy

## Core Reader Promise

Use familiar foods to explore real scientific processes without turning the activity into a cooking project.

---

## Challenge One: What Changed?

### Student task
Sort kitchen examples into:
- Physical change
- Chemical change
- Both or more complicated than it first appears

Possible examples:
- Melting butter
- Browning bread
- Freezing water
- Whipping cream
- Dissolving sugar
- Cooking an egg
- Baking bread

### Discussion
Some examples should invite debate.

---

## Challenge Two: Heat Detective

### Student task
Identify the dominant heat-transfer process:
- Conduction
- Convection
- Radiation

### Scenarios
- Turkey in an oven
- Pan on a stovetop
- Food under a broiler
- Gravy heating in a pot
- Cooling food

### Advanced version
Allow multiple heat-transfer mechanisms and ask which dominates.

---

## Challenge Three: Why Did It Rise?

### Student task
Match baked foods or processes with:
- Yeast
- Baking soda
- Baking powder
- Steam
- Trapped air

### Goal
Connect gas production and expansion to observable changes.

---

## Challenge Four: Kitchen Data Detective

### Student task
Interpret a graph or table.

Possible datasets:
- Cooling temperature over time
- Mass before/after baking
- Bread rise over time
- Solubility at different temperatures
- Heating rates

### Student response
Claim + evidence + reasoning.

---

## Challenge Five: Design a Better Test

### Student task
Choose one food-science question and design a fair test.

Examples:
- Does water temperature affect yeast activity?
- Does surface area affect cooling?
- Does container material affect heat loss?

Required:
- Question
- Variable changed
- Variable measured
- What stays the same
- Prediction

### Safety
Keep all suggested experiments classroom-safe and teacher-controlled.

---

# 5. Winter Weather Detectives

## Working Title

**Winter Weather Detectives: Five Forecasting and Data Challenges**

## Audience

Grades four through twelve.

Subject connections:
- Earth science
- Meteorology
- Geography
- Math
- Data literacy
- Media literacy

## Core Reader Promise

Students interpret actual kinds of weather evidence instead of memorizing weather vocabulary.

---

## Challenge One: Snow, Sleet, or Freezing Rain?

### Student task
Study simplified atmospheric temperature profiles and predict precipitation type.

### Younger version
Use visual vertical temperature strips.

### Older version
Use approximate temperatures by altitude.

---

## Challenge Two: Read the Radar

### Student task
Interpret a radar-style image or simplified weather map.

Students identify:
- Direction of movement
- Areas of greatest precipitation
- Possible hazards
- Evidence they used

### Build note
Use openly licensed or recreated instructional graphics rather than live third-party embedded radar for the core printable.

---

## Challenge Three: Which City?

### Student task
Identify a city or region from:
- Average temperature
- Snowfall
- Latitude
- Elevation
- Seasonal pattern clues

### Variation
Use four clues with point scoring.

---

## Challenge Four: Forecast Face-Off

### Student task
Compare two short forecasts.

Students judge:
- Which uses stronger evidence
- Which overstates certainty
- What information is missing
- Which would be more useful to a school administrator

### Media-literacy connection
Distinguish forecast probability from certainty.

---

## Challenge Five: Build a Snow Gauge

### Student task
Design a simple tool or method for measuring snowfall.

Required:
- Measurement scale
- Placement plan
- How to reduce error
- How often to measure
- How results will be recorded

### Extension
Compare multiple student designs.

---

# 6. Lunar New Year Around the World

## Working Title

**Lunar New Year Around the World: Five Classroom Curiosity Challenges**

## Audience

Grades three through twelve.

Subject connections:
- Geography
- Social studies
- World languages
- Math
- Art
- Cultural studies

## Design guardrail

Do not treat Lunar New Year as one identical holiday. Make cultural specificity visible.

---

## Challenge One: Four Clues, One Place

### Student task
Identify a country, region, or community from celebration clues.

Possible areas:
- China
- Vietnam
- Korea
- Singapore
- Diaspora communities

### Teacher note
Use locally appropriate names for celebrations where relevant rather than treating "Chinese New Year" as a synonym for all Lunar New Year observances.

---

## Challenge Two: Calendar Challenge

### Student task
Explore how lunar or lunisolar calendars differ from the Gregorian calendar.

Possible tasks:
- Compare month length
- Predict why dates shift
- Sequence phases
- Match calendar features

### Math extension
Use cycles and patterns.

---

## Challenge Three: Symbol Sort

### Student task
Sort symbols, foods, colors, or traditions by region or context.

Include:
- Shared traditions
- Region-specific traditions
- Items that do not belong

### Goal
Show both connection and difference.

---

## Challenge Four: Map It

### Student task
Plot selected celebrations on a map.

Students compare:
- Latitude
- Region
- Language
- Migration/diaspora
- Local adaptation

### Extension
Ask:
> What stays similar when a celebration moves to a new country? What changes?

---

## Challenge Five: Compare Without Flattening

### Student task
Choose two celebrations and create a comparison card.

Required:
- Two similarities
- Two differences
- One reason context matters
- One question still unanswered

This is a stronger alternative to a generic Venn diagram.

---

# 7. Women's History Month: Who Changed What?

## Working Title

**Women's History Month: Five Classroom Challenges About Impact**

Alternate:
- Who Changed What? Five Women's History Classroom Activities
- Beyond Biography Reports: Five Women's History Challenges

## Audience

Grades four through twelve.

Subject connections:
- History
- Science
- ELA
- Civics
- Art
- Technology

## Core Reader Promise

Move students from memorizing names toward examining problems, contributions, evidence, and impact.

---

## Challenge One: Who Am I?

### Student task
Identify a historical figure from four contribution-based clues.

### Rule
Avoid trivia-heavy clues unless they help contextualize the person's work.

---

## Challenge Two: Match the Problem to the Person

### Student task
Match:
- Problem or barrier
- Person or group
- Contribution
- Result

### Why it works
Students begin with the problem, not the celebrity.

---

## Challenge Three: Before Her / After Her

### Student task
Examine a before-and-after claim.

Students determine:
- What changed
- What evidence supports the connection
- Whether the person acted alone
- What else contributed to the change

### Goal
Avoid simplistic "one hero changed everything" stories.

---

## Challenge Four: Evidence Cards

### Student task
Rank evidence for a historical claim.

Example:
> Which evidence best supports the claim that this person's work changed her field?

Possible evidence types:
- Primary-source quote
- Patent
- Law
- Scientific publication
- Newspaper coverage
- Later historical account

### Skill
Source evaluation and evidence quality.

---

## Challenge Five: The Missing Chapter

### Student task
Choose a woman or group whose contribution deserves greater attention in a textbook.

Create:
- Headline
- Fifty-word explanation
- One image or artifact
- One primary or credible secondary source
- "Why this belongs here" statement

### Extension
Students compare nominations and select several for a class gallery.

---

# 8. Earth Day Data Detectives

## Working Title

**Earth Day Data Detectives: Five Classroom Challenges Using Evidence**

## Audience

Grades four through twelve.

Subject connections:
- Environmental science
- Math
- Geography
- Civics
- Data literacy

## Core Reader Promise

Students work with small, understandable pieces of environmental evidence and make claims based on what the data actually shows.

---

## Challenge One: Which Waste Goes Where?

### Student task
Classify common items:
- Recycle
- Compost
- Trash
- Special handling
- Depends on local rules

### Important design choice
Use "depends on local rules" because recycling systems vary.

---

## Challenge Two: Spot the Trend

### Student task
Interpret one clear environmental graph.

Possible topics:
- Temperature
- Water use
- Waste
- Air quality
- Energy production
- Species population
- Rainfall

### Student prompt
- What changed?
- Over what period?
- What can the graph support?
- What can it not prove?

---

## Challenge Three: Carbon Comparison

### Student task
Compare simplified emissions or energy-use scenarios.

### Goal
Reason about relative impact rather than memorize a slogan.

### Caution
State assumptions clearly. Avoid false precision.

---

## Challenge Four: Local Environmental Mystery

### Student task
Use a small source set:
- Map
- Observation
- Table
- Short quote
- Photo

Students answer:
- What may be happening?
- What evidence supports the claim?
- What other explanation is possible?
- What additional information would help?

### CLEAR connection
This activity can optionally use Claim, Lens, Evidence, Alternatives, Response.

---

## Challenge Five: Design One Change

### Student task
Choose one realistic environmental change for:
- Classroom
- Campus
- Home
- Community

Students specify:
- Problem
- Proposed action
- Expected effect
- Evidence needed
- One possible tradeoff

### Goal
Move from awareness to testable action.

---

# Part IV: Additional Reusable Activity Formats

These formats can substitute for one of the core five when they fit the topic better.

## Odd One Out

Show four items.

Prompt:
> Which one does not belong? Defend your answer.

Design rule:
Allow multiple defensible answers whenever possible.

---

## Rank It

Students order items by:
- Importance
- Size
- Time
- Risk
- Impact
- Likelihood
- Evidence strength

Then justify the top choice.

---

## Prediction Challenge

Show incomplete evidence.

Students:
1. Predict
2. Explain reasoning
3. Reveal additional evidence
4. Revise

This is especially strong in science, history, and data-literacy posts.

---

## Headline Challenge

Students read a short source set and:
- Choose the most accurate headline
- Rewrite an exaggerated headline
- Write their own neutral headline

Strong fit:
- Media literacy
- Science
- Civics
- Historical sources

---

## This, Not That

Students infer a hidden sorting rule from examples and non-examples.

Strong fit:
- Vocabulary
- Grammar
- Science classification
- Math properties
- Historical concepts

---

## Map It

Students:
- Locate
- Compare
- Measure
- Sequence
- Infer from geography

Strong fit:
- Events
- History
- Weather
- Science
- Culture

---

# Part V: Standard Blog Article Formula

## Recommended Article Length

Approximately 700 to 1,000 words, excluding activity directions and embedded resources.

The article should remain skimmable.

---

## Opening

Start with a concrete teacher need.

Example pattern:

> You have twenty minutes left before lunch, the regular lesson will not fit, and your students already know something interesting is happening in the world. This is where a short curiosity challenge earns its keep.

Do not spend several paragraphs establishing why the topic matters.

---

## Article Sequence

```text
Opening scenario
↓
One-paragraph explanation of the challenge pack
↓
Challenge One: Guess It
↓
Challenge Two: Sort It
↓
Challenge Three: Spot It
↓
Challenge Four: Explain It
↓
Challenge Five: Extend It
↓
Teacher Connection table
↓
Downloads and standalone links
↓
One direct call to action
```

---

## Standard Section Pattern

For each challenge:

### [Challenge Name]

Two to four sentences:
- What students do
- What the teacher needs
- Approximate time
- Best grade-band adaptation

Then provide:
- Use it now
- Printable version
- Teacher key
- Editable or standalone version if available

Keep instructional theory out of the main paragraph unless necessary.

---

## Teacher Connection Table

Use a compact table near the end.

| Activity | Thinking move | Teacher prompt |
|---|---|---|
| Guess It | Infer from evidence | Which clue changed your answer? |
| Sort It | Classify | Which card was hardest to place? |
| Spot It | Notice patterns | What evidence supports your observation? |
| Explain It | Reason from evidence | What does the data support? |
| Extend It | Transfer | Where else could this idea apply? |

---

# Part VI: Codex Build Standard

## Primary Goal

Codex should be able to receive:
- A topic
- Grade band
- Source links or source files
- Optional standards
- Optional visual theme

and generate a complete, consistent activity pack using the same architecture.

---

## Default Hosting Location

Recommended pattern:

```text
mglearn.github.io/activities/curiosity/
```

Topic path:

```text
/activities/curiosity/[topic-slug]/
```

Examples:

```text
/activities/curiosity/space-week/
/activities/curiosity/nobel-prize/
/activities/curiosity/dia-de-los-muertos/
/activities/curiosity/food-science/
/activities/curiosity/winter-weather/
/activities/curiosity/lunar-new-year/
/activities/curiosity/womens-history/
/activities/curiosity/earth-day/
```

---

## Recommended Folder Structure

```text
topic-slug/
├── index.html
├── teacher.html
├── README.md
├── privacy.html
├── accessibility.html
├── assets/
│   ├── css/
│   │   └── styles.css
│   ├── js/
│   │   ├── app.js
│   │   ├── four-clues.js
│   │   ├── sort-it.js
│   │   ├── spot-it.js
│   │   ├── explain-it.js
│   │   └── extend-it.js
│   └── images/
├── data/
│   ├── activities.json
│   ├── answer-key.json
│   └── sources.md
├── print/
│   ├── student.html
│   ├── teacher-key.html
│   └── print.css
└── docs/
    ├── standards.md
    ├── alt-text.md
    └── source-notes.md
```

For a very small build, Codex may combine CSS and JavaScript into `index.html`, but the logical modules should remain clear.

---

# Part VII: Reusable Data Model

Use a common JSON structure so new topics can be produced by swapping content instead of rebuilding the engine.

```json
{
  "title": "Topic Title",
  "slug": "topic-slug",
  "gradeBands": ["3-5", "6-8", "9-12"],
  "activities": [
    {
      "id": "guess-it",
      "type": "four-clues",
      "title": "Mystery Mission",
      "instructions": "Identify the answer from progressively easier clues.",
      "items": []
    },
    {
      "id": "sort-it",
      "type": "sort",
      "title": "Sort It",
      "instructions": "Sort each card into the best category.",
      "categories": [],
      "items": []
    },
    {
      "id": "spot-it",
      "type": "notice-wonder",
      "title": "Spot It",
      "instructions": "Record what you notice, wonder, and infer.",
      "items": []
    },
    {
      "id": "explain-it",
      "type": "evidence",
      "title": "Explain It",
      "instructions": "Use the evidence to make and support a claim.",
      "items": []
    },
    {
      "id": "extend-it",
      "type": "create",
      "title": "Extend It",
      "instructions": "Apply the idea in a new way.",
      "items": []
    }
  ]
}
```

The exact engine can evolve, but the content model should remain stable.

---

# Part VIII: Shared User Experience

## Landing Page

The landing page should show:
- Topic title
- One-sentence teacher description
- Grade-band selector
- Five activity cards
- Printable pack button
- Teacher guide button
- Standalone/fullscreen option
- Privacy and accessibility links

No login.

No student names.

No required account.

---

## Activity Navigation

Every activity should include:
- Activity number
- Activity title
- Estimated time
- Clear instructions
- Start button when needed
- Reset button
- Back to activities
- Print option where practical

Avoid a game-like point system unless scoring contributes to the activity.

The Four Clues format may use points because the scoring creates an incentive to infer early.

---

## Feedback

Feedback should explain reasoning.

Weak:
> Correct.

Better:
> Correct. The temperature remains below freezing through the lower atmosphere, so snowflakes do not melt before reaching the ground.

---

# Part IX: Accessibility Requirements

Every Codex build must include:

- Semantic HTML
- Keyboard-operable controls
- Visible focus
- No drag-only interactions
- Button alternatives for moving sortable items
- Sufficient contrast
- No color-only categories
- Alt text for informative images
- Text description for graphs and maps
- Reduced-motion support
- Responsive layout
- No horizontal scrolling at normal mobile widths
- Printable non-interactive fallback
- Clear instructions
- Error recovery
- ARIA live regions only when they improve feedback

For sorting activities, support:
- Click item
- Click destination category

Do not require drag and drop.

---

# Part X: Privacy Requirements

Default privacy tier:

**Fully client-side.**

The activity should:
- Collect no student names
- Collect no email addresses
- Require no accounts
- Store no student responses remotely
- Send no typed student responses to analytics
- Avoid third-party scripts whenever possible
- Use local state only when needed
- Provide a reset button
- Explain data behavior in plain language

Recommended privacy statement:

> This activity runs in your browser. It does not ask for student names, accounts, or personal information. Responses are not sent to a server.

---

# Part XI: Source and Accuracy Requirements

Codex must not invent content.

For each topic:
1. Create `sources.md`
2. List each factual source
3. Tie activity content to those sources
4. Flag uncertain claims
5. Avoid unsourced trivia
6. Use official or primary sources where practical
7. Respect copyright

Special source priorities:

### Space
NASA, ESA, observatories, mission agencies

### Nobel Prize
NobelPrize.org and primary institutional sources

### Día de los Muertos
Museums, universities, cultural institutions, primary cultural organizations

### Food Science
USDA, university extension, reputable science education sources

### Weather
NOAA, National Weather Service

### Lunar New Year
Museums, cultural institutions, universities, region-specific sources

### Women's History
National Archives, Library of Congress, Smithsonian, museums, primary sources

### Earth Day / Environmental Data
EPA, NOAA, NASA, USGS, state agencies, credible datasets

---

# Part XII: Print Build Standard

Each topic should generate a print-friendly packet.

## Student Packet

Recommended:
- Cover
- One page per activity
- Minimal ink backgrounds
- Large readable directions
- Writing space
- QR or short URL to online version only if desired
- No answer key

## Teacher Packet

Include:
- Learning purpose
- Suggested timing
- Materials
- Answer key
- Discussion prompts
- Differentiation
- Source notes
- Standards if included
- ACE connection
- Extension ideas

---

# Part XIII: Visual Design Standard

Recommended TCEA-style palette:
- Navy
- Gold
- Teal
- White
- Light gray

Use topic-specific accent colors sparingly.

Visual approach:
- Large activity title
- One dominant illustration or image
- Clear numbered cards
- Generous white space
- Short directions
- No decorative clutter
- No generated image text when deterministic text can be used

All generated images:
- Classroom appropriate
- Fully clothed people
- No distorted or stylized lettering
- No text unless absolutely necessary
- Accurate alt text

---

# Part XIV: Analytics

If analytics are added, track behavior without collecting responses.

Suggested events:

```text
activity_pack_opened
grade_band_selected
activity_opened
four_clues_completed
sort_completed
spot_it_completed
explain_it_completed
extend_it_opened
print_pack_opened
teacher_guide_opened
activity_restarted
```

Do not send:
- Typed answers
- Student names
- Free-response content
- Personal information

---

# Part XV: Validation Checklist for Codex

Before shipping any build, Codex should verify:

## Content
- [ ] Five activities are present
- [ ] Activities use different cognitive actions
- [ ] Facts match documented sources
- [ ] No unsupported trivia
- [ ] Answer key matches student content
- [ ] Teacher instructions are complete
- [ ] Grade-band language is appropriate

## Functionality
- [ ] All activity links work
- [ ] Reset works
- [ ] Four Clues scoring works
- [ ] Sort activity can be completed without dragging
- [ ] Reveal states work
- [ ] Print pages render correctly
- [ ] No console errors

## Accessibility
- [ ] Keyboard navigation works
- [ ] Focus is visible
- [ ] Images have alt text
- [ ] Graphs/maps have text descriptions
- [ ] Color is not the only signal
- [ ] Mobile layout works
- [ ] Reduced motion is respected

## Privacy
- [ ] No accounts
- [ ] No student data
- [ ] No remote response storage
- [ ] Privacy page accurately describes behavior

## File integrity
- [ ] No broken relative links
- [ ] No missing image files
- [ ] No orphaned scripts
- [ ] Source list included
- [ ] README included

---

# Part XVI: Codex Build Workflow

Use this sequence for every new topic.

## Phase One: Research and Content Map

Codex receives:
- Topic
- Audience
- Grade bands
- Source list
- Desired publication window

Codex produces:
- Topic scope
- Five challenge concepts
- Source map
- Factual cautions
- Proposed title
- File map

Do not code yet.

---

## Phase Two: Build One Activity First

Build the strongest activity as a complete working prototype.

Recommended first prototype:
**Four Clues**

Validate:
- Content
- Scoring
- Keyboard use
- Mobile behavior
- Teacher answer key

Once it works, use the established design system for the remaining activities.

---

## Phase Three: Add Remaining Activities

Build:
1. Guess It
2. Sort It
3. Spot It
4. Explain It
5. Extend It

Validate after each addition.

---

## Phase Four: Print and Teacher Materials

Generate:
- Student printable
- Teacher key
- Source notes
- Standards notes
- Accessibility statement
- Privacy statement

---

## Phase Five: QA

Run:
- HTML validation
- JavaScript integrity checks
- Broken-link checks
- Answer-key consistency checks
- Keyboard test
- Mobile test
- Print test
- Accessibility review

---

## Phase Six: Publish

Expected final paths:

```text
/topic-slug/index.html
/topic-slug/teacher.html
/topic-slug/print/student.html
/topic-slug/print/teacher-key.html
/topic-slug/privacy.html
/topic-slug/accessibility.html
/topic-slug/README.md
```

---

# Part XVII: Reusable Codex Master Prompt

Use the following prompt for future builds.

```text
You are building a privacy-first, classroom-ready TCEA Curiosity Challenge Pack for K–12 educators.

TOPIC:
[INSERT TOPIC]

AUDIENCE:
[INSERT GRADE BAND(S), SUBJECTS, OR ROLES]

GOAL:
Create a complete activity hub using the Five-Minute Curiosity Challenge architecture. The finished resource must be useful as a classroom activity, not merely an informational webpage.

CORE ACTIVITY ARCHITECTURE:
1. Guess It: Four Clues
2. Sort It: classification or category sort
3. Spot It: notice/wonder, pattern hunt, odd one out, or visual analysis
4. Explain It: data/evidence reasoning
5. Extend It: short creation, design, transfer, or application task

COGNITIVE PROGRESSION:
Notice → Classify → Infer → Explain → Transfer

ACE CONNECTION:
Use Articulate, Connect, and Extend only in teacher notes. Do not make ACE the main student-facing theme unless explicitly requested.

CONTENT REQUIREMENTS:
- Use only the supplied sources plus authoritative sources explicitly approved for research.
- Do not invent facts or trivia.
- Create a source map before coding.
- Flag claims that need confirmation.
- Keep activities short enough to use independently.
- Target three to seven minutes per activity, with up to ten minutes for Extend It.
- Build differentiated notes for the requested grade bands.
- Every activity must have an answer key or teacher guidance when an answer key is appropriate.

TECHNICAL REQUIREMENTS:
- Fully client-side HTML, CSS, and JavaScript
- No accounts
- No server
- No student data collection
- No remote response storage
- No required third-party runtime libraries
- Responsive
- Keyboard accessible
- Visible focus
- No drag-only interactions
- Reduced-motion support
- Print-friendly fallback
- Accessible labels and alt text
- Text descriptions for graphs, maps, and essential visuals
- Clear reset/restart controls
- No console errors

FOLDER STRUCTURE:
Create:
- index.html
- teacher.html
- README.md
- privacy.html
- accessibility.html
- assets/
- data/
- print/
- docs/

Use a reusable activities.json data file when practical so future topics can reuse the same engine.

FOUR CLUES RULES:
- Four progressively easier clues
- Score four, three, two, or one point based on the clue used
- Students can reveal clues one at a time
- Require or encourage an evidence note before revealing the next clue
- Provide reset/replay

SORT RULES:
- Must work by keyboard and click
- Do not require drag and drop
- Provide explanatory feedback
- Allow an optional 'depends' category when the content genuinely requires nuance

SPOT IT RULES:
- Use a visual, graph, source, map, or grouped examples
- Include text alternatives
- Ask students to notice, question, compare, or identify patterns
- Avoid a single hidden teacher answer when multiple interpretations are reasonable

EXPLAIN IT RULES:
- Use a small evidence set
- Require a claim and supporting evidence
- Add reasoning for older grades
- State what the evidence can and cannot support

EXTEND IT RULES:
- Keep the product small
- Require transfer to a new situation
- Avoid multi-day project scope
- Provide a printable fallback

TEACHER GUIDE:
Include:
- Purpose
- Timing
- Materials
- Answer key
- Discussion prompts
- Differentiation
- Source notes
- Optional standards alignment
- ACE connection
- Extension ideas

PRIVACY:
Include this behavior unless the build genuinely differs:
'This activity runs in your browser. It does not ask for student names, accounts, or personal information. Responses are not sent to a server.'

ANALYTICS:
If analytics are present, track only events such as activity opened/completed. Never send typed answers or student information.

VISUAL DESIGN:
- TCEA-inspired navy, gold, teal, white, and light gray
- Clean and classroom ready
- Large readable type
- Generous white space
- One dominant visual per activity when useful
- Do not rely on generated images for required text
- All text must be clean, professional, and free of typos
- No stylized or distorted lettering
- All figures fully clothed and classroom appropriate

BUILD PROCESS:
1. Produce the content/source map.
2. Produce the file map.
3. Build one complete Four Clues activity first.
4. Validate it.
5. Build the remaining four activities one at a time.
6. Generate print and teacher materials.
7. Run accessibility, privacy, broken-link, and answer-key checks.
8. Return a final QA report listing all files created and any claims still requiring human verification.

VALIDATION:
Before finishing, confirm:
- All links resolve
- All five activities work
- Answer keys match
- No console errors
- Keyboard-only completion works
- Mobile layout works
- Print output is readable
- Privacy statement matches actual behavior
- No unsupported claims remain
```

---

# Part XVIII: Fast Topic Generator for Future Articles

When generating a new article concept, use this template.

```text
TOPIC:
[topic]

TIMING / HOOK:
[season, event, awareness week, curriculum connection, current event]

AUDIENCE:
[grades / subjects]

CHALLENGE ONE — GUESS IT:
What can students identify from four clues?

CHALLENGE TWO — SORT IT:
What can students classify?

CHALLENGE THREE — SPOT IT:
What can students notice, compare, or identify as a pattern?

CHALLENGE FOUR — EXPLAIN IT:
What small evidence set can students interpret?

CHALLENGE FIVE — EXTEND IT:
What can students create or apply in five to ten minutes?

SOURCE OF RECORD:
[official / primary sources]

PRINTABLE:
What can fit on one to five pages?

BROWSER ACTIVITY:
What interaction actually benefits from HTML/JavaScript?

TEACHER KEY:
What answers, cautions, and discussion notes are needed?

STANDARDS:
Which standards can be accurately aligned after verification?

ACCESSIBILITY:
What visual alternatives or keyboard interactions are required?

PRIVACY:
Confirm no personal data is needed.

ARTICLE TITLE:
[topic + classroom activities keyword]

FEATURE IMAGE:
One clear visual representing the topic and student thinking. No text unless needed.
```

---

# Part XIX: Recommended Production Order

Build these first based on ease of production, broad usefulness, and fit with the repeatable engine.

1. Winter Weather Detectives
2. Thanksgiving Food Science
3. Earth Day Data Detectives
4. World Space Week
5. Women's History Month
6. Nobel Prize
7. Lunar New Year
8. Día de los Muertos

Reasoning:
- Winter Weather, Food Science, and Earth Day map very cleanly to data, sorting, and evidence tasks.
- Space offers high visual appeal and strong source availability.
- Women's History and Nobel Prize add source-analysis and historical reasoning.
- Lunar New Year and Día de los Muertos require more careful cultural review and should be built after the engine is stable so editorial attention can stay on cultural accuracy.

---

# Part XX: Definition of Done

A Curiosity Challenge Pack is ready when a teacher can:

- Open the article
- Understand the activity in under one minute
- Use at least one challenge immediately
- Print a student version
- Open a teacher answer key
- Run the browser version without student accounts
- Use the activity with keyboard-only navigation
- Explain what students are supposed to think about
- Identify the source of factual content
- Leave with something reusable

The key design principle is:

> Curiosity gets the click. Classroom usefulness earns the return visit.
