NeoK12 offers a set of YouTube videos explaining and illustrating the types of forces, including normal force, friction, centrifigal force, centripetal force, gravity, magnetism, buoyancy, and nuclear. All videos and lessons on this site have been reviewed by K-12 teachers and are safe for kids.
NeoK12 offers a set of YouTube videos explaining and illustrating the different types of simple machines and how they work. All videos and lessons on this site have been reviewed by K-12 teachers and are safe for kids.