Activity 47 · Mathematics
Sort-It-the-Same

Materials Identical collections of objects or cards.
What to describe
One student sorts items into groups and describes the sorting rule so a partner can create the same groups.
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