The Greedy Triangle
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The Greedy Triangle
In this introduction to polygons, a triangle convinces a shapeshifter to make him a quadrilateral and later a pentagon, but discovers that where angles and sides are concerned, more isn't always better.
Math and Literature
Annotation This series helps teachers use the imaginative ideas in children s books for math lessons. Organized into four grade-level collections to respond to teachers specific classroom needs, this series includes favorite lessons based on a wide variety of children s books. Teachers will appreciate these books for the enjoyment and excitement they bring to math instruction. With introductions by Marilyn Burns, these books include vignettes of lessons and samples of student work. These lessons, based on popular children s books, address major mathematical topics such as addition, subtraction, multiplication, geometry, algebraic thinking, number sense, and place value.