Find hours of entertainment with the best Newton's Cradle we've ever seen for the price! Perfect for teaching your students about Newton's laws of motion, makes a great addition to any classroom. When one sphere at the end is lifted and released, it strikes the stationary spheres; a force is transmitted through the stationary spheres and pushes the last sphere upward. Available at www.teachersource.com/product...
19 мар 2017
