Contains labeled color photographs of objects that are in the shapes of circles, triangles, squares, rectangles, stars, rhombuses, rings, ovals, and hearts.
By making believe there are no straight edges or rulers in the world, the reader learns the geometric principles of straight, parallel, and perpendicular lines.
"The mathematical concept of area is introduced as a girl works at her first job collecting toys from a toy store warehouse. Readers learn two methods to find area: using an array to count square units, and using a formula for length times width. This book also includes a discover activity, connection to history, and mathematical vocabulary introduction"--Provided by publisher.