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3rd Grade Perimeter of Squares and Rectangles Resources

Kids help Alfalfa the turtle and Old Harold navigate their way into the backyard in this sweet math story.

Alfalfa's Out of the Box: Perimeter, Area, and Addition

Geometry in third grade introduces kids to the idea that shapes have different categories (rectangles, rhombuses, etc..) attributes (four-sided, etc...) and areas of different values. This lesson, designed by our curriculum experts, provides the guided instruction and practice that third graders need to conceptualize shapes in a deeper way. For more practice, download and print the third grade geometry worksheets recommended as part of this lesson.

Geometry 5

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