Rectangles

Identifies rectangles in the world around us and uses activities, puzzles, and games to explore this shape.

Shapes, Shapes, Shapes
By Tana Hoban
Whenever you are -- inside or outside -- there are shapes to discover. And with Tana Hoban's help you will begin to see them. Look around. How many circles, squares, stars, triangles, hearts, and rectangles can you see? They are everywhere!
Captain Invincible and the Space Shapes
By Stuart J. Murphy
"Kids, young and old, fall in love with math when they see how real-life and effortless it becomes thanks to these books." --Kimberly D. Mueller, Ed.D., First Grade Teacher, Ashbrook...
看漫画学几何
By （日）本丸凉
本书属于漫画科普类图书，以漫画的形式对中学（乃至延伸到大学）几何学的知识由浅入深地讲解，内容包括几何学的来源，几何的点、线、面、角，求解多边形内角和，计算圆周率，勾股定理、拓扑几何的来源，用微积分的思想求面积等。左页为文字讲述，右页为漫画讲解，漫画主人公有老师和学生的角色设定，以对话、提问等方式，结合图文进行讲授。适合初、高中阶段学习的学生作课外兴趣阅读。