Accelerate your students’ knowledge with fascinating facts and hands-on activities that help explain the why’s and how’s of motion. Simple, clear text makes difficult scientific concepts like inertia and friction understandable for children and history boxes feature the scientists who made these exciting discoveries. Children will learn: why we fall forward when the bus driver brakes suddenly, how a tiny bullet can pierce a solid piece of wood, Sir Isaac Newton’s laws of motion, how scientists send a rocket into outer space, and what a gyroscope is and when it was invented.