Notes

32 p. ; col. ill.
Table of contents includes: Push and pull -- Move it! -- Push it! -- Make it move -- Go the distance -- Puffing power -- Move it on over -- Stop it! -- Down to Earth -- Lift it! -- Slow motion -- Sliding along -- Get moving! -- For parents and teachers -- Words to know. Summary: Explains the physics of why and how things move. Includes activities for children and information for adults.