"Equipped with the #1 guide to help kids (and their parents with science homework, students will be able to quickly find the definitions and illustrated examples that will enable them to solve many of the science challenges they face. Covering everything from "acceleration" to "zygote," [this book] provides students in grades 4-9 with hundreds of science terms and kid-friendly definitions, full-color illustrations, and examples that can help them complete science tasks with confidence" -- From back cover.