Activity 46 · Mathematics
Base-Ten Model Match
Materials Base-ten blocks and place-value mats.
What to describe
The Describer builds a number and explains the hundreds, tens, and ones arrangement.
Roles
How a round works
Make it harder or easier
Harder
Require coordinates, units, and exact quantities; describe in one uninterrupted turn with no questions.
Easier
Allow yes/no questions and provide a labeled grid or number line as a shared reference.
Reflect
Skills
Standards & alignment
TEKS Math TEKS · geometry, spatial reasoning & precise mathematical communication (confirm grade code)
NGSS NGSS SEP-8: Obtaining, Evaluating & Communicating Information · SEP-2: Developing & Using Models