Fast and Slow

A fast-flapping bird zooms through the sky. A tired turtle creeps along at a slow, lazy pace. Forces in motion are around us everywhere! They make things move at every speed. Explore science concepts through fun examples and simple, lively text to set learning into motion. Glossary of key words Index Table of contents Have you ever wondered how things move? Investigate Forces in Motion with this high-interest approach to key science curriculum. Each book includes clear, simple text with approachable examples and vibrant images. Let's get moving!