Wheels Make the World Go Round: Simple Machines for Kids (Diehn Andi)(Paperback)
EAN: 9781647411107
Learn how simple machines make work easier in these colorful nonfiction picture books all about science and engineering! If you were designing a wheelbarrow, how would you make it move easily when you pushed it? Skis? Stilts? Springs? How about wheels? The wheel is a simple machine that has been used for centuries to make work easier for humans. Look at all the cars, trucks, trains, buses, and bikes around you. They all have wheels and axles! In Wheels Make the World Go Round: Simple Machines for Kids, readers ages 5 to 8 learn how wheels work along with axles and how they use mechanical advantage to make it easier to move heavy objects from one place to another. Plus, learn how wheels are used for more than transportation--ever seen a potter's wheel spinning around? This was the first type of wheel to be invented! Scientific concepts
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