Levers Lessen the Load: Simple Machines for Kids Diehn Andi
Levers Lessen the Load: Simple Machines for Kids Diehn Andi Learn how simple machines make work easier in these colorful nonfiction picture books all about science and engineering!Have you ever…
Specifikacia Levers Lessen the Load: Simple Machines for Kids Diehn Andi
Levers Lessen the Load: Simple Machines for Kids Diehn Andi
Learn how simple machines make work easier in these colorful nonfiction picture books all about science and engineering!Have you ever played on a seesaw? Lifting, pulling, pushing--all these tasks are more efficient when you use a simple machine. You were using a lever!A lever is one of six simple machines that are designed to make different kinds of work easier.
Need to lift a heavy rock? In Levers Lessen the Load: Simple Machines for Kids, readers ages 5 to 8 learn how levers and fulcrums can help us move far more weight than we can on our own. Use a lever!
Need to push a log out of the way? Use a lever! Know where else you can find levers?
In your own body--when you lift an object and carry it in your hand, you are using your arm as a lever.Concepts including forces, mechanical advantage, and different classes of levers come clear
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