Kids will get their early math skills in shape with this bestselling picture book--now available in Scholastic Bookshelf Bored and dissatisfied with his life, a triangle visits a local shapeshifter to add another angle to his shape. Poof He becomes a quadrilateral. But...
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.