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Forces are at work all around you. They affect things as small as a toy car and as big as the earth! Forces make things move, but they also make things stop. Some forces are very strong, but other forces are so weak, you can't feel them at all. But what are forces, and how do they work? Read and find out!
About: Simple language and humorous illustrations show how forces make things move, prevent them from starting to move, and stop them from moving.
About: Simple language and humorous illustrations show how forces make things move, prevent them from starting to move, and stop them from moving.
About: Simple language and humorous illustrations show how forces make things move, prevent them from starting to move, and stop them from moving.
About: Simple language and humorous illustrations show how forces make things move, prevent them from starting to move, and stop them from moving.
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