standard_description: Measure areas by counting unit squares (square cm, square m, square in, square ft, and improvised units).
problem_activity: Stage 4:  Grade 3 Shapes
Required Preparation
Materials to Copy
Blackline Masters
Shape Cards Grade 3
Triangle Cards Grade 3
Quadrilateral Cards Grade 3

Narrative
Students lay out the shape cards face up in rows. One partner chooses a shape. The other partner asks questions to figure out what shape they chose. Students work with polygons, with a focus on quadrilaterals.


aligns: no