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Get Moving; An Activity Book About Motion
Get Moving An Activity Book About Motion Author:Randi Hacker There are only two ways to make things move on Earth: by pushing or by pulling. Friction is what makes things slow down and stop. Without friction, you wouldn't be able to walk or run or sit at your desk.
Discover these and other amazing facts about how things stop and go when you get moving and do the puzzles and games in this book.