Description
Using straws of various lengths, students build the three sides of a triangle and place balls of clay on the corners where the straws meet. Students count the number of sides (straws) and corners (balls of clay), connecting these attributes to the triangle.
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Credits
From EngageNY.org of the New York State Education Department. Prekindergarten Mathematics, Module 2, Topic B, Lesson 6.
Available from engageny.org/resource/prekindergarten-mathematics-module-2-topic-b-lesson-6; accessed 2015-05-29.
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