Back and Forth

ISBN: 9780736803984

出版年: 1999-9

页数: 24

定价: $ 24.09

内容简介

Using simple text appropriate for young readers, books in this series explain the basic concepts of motion. Colorful photos show examples of movement and where we see it every day. This series explores and supports the standard "The Physical Setting: Motion," as required by Benchmarks for Science Literacy: Project 2061.