standard_description: Apply the area and perimeter formulas for rectangles in real world and mathematical problems. For example, find the width of a rectangular room given the area of the flooring and the length, by viewing the area formula as a multiplication equation with an unknown factor.
problem_activity: Stage 3: Find Shapes
Required Preparation
Materials to Gather
Picture books
Materials to Copy
Blackline Masters
Picture Books Stage 3 Recording Sheet

Narrative
Students look through picture books and notice and describe shapes they see in the pictures.
Variation:
Students may record the shapes they see with drawings or words.
Additional Information
Each group of 2–4 needs at least one picture book that shows a variety of shapes throughout the book.


aligns: no