In this illustrated board book, shapes stand in for the names of natural forms, creating connections between mathematical concepts and the world around us.
Focusing on shapes, this is one of a series exploring issues of interest to children in Africa, and designed to introduce students to reading non-fiction for pl
Three-dimensional (3-D) shapes have three dimensions--length, width, and height. These shapes are solids that are found in buildings and structures as well as i
An instant New York Times Bestseller! “Unreasonably entertaining . . . reveals how geometric thinking can allow for everything from fairer American elections