Showing all 6 results

Wheels Make the World Go Round

Wheels Make the World Go Round

Simple Machines for Kids

If you were designing a wheelbarrow, how would you make it move easily when you pushed it?  Skis? Stilts? Springs? 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

$13.95 - $20.95View Book
Wedges Make a Point

Wedges Make a Point

Simple Machines for Kids

How do you keep a truck from rolling? A door from closing? And how do you cut through banana bread? In Wedges Make a Point: Simple Machines for Kids, readers ages 5 to 8 learn how a wedge’s shape makes it perfect at stopping something heavy from moving, and separating material to split something—like banana bread—apart.

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Levers Lessen the Load

Levers Lessen the Load

Simple Machines for Kids

Have you ever played on a seesaw? You were using a lever! 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 by using mechanical advantage.

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Inclined Planes Ramp It Up

Inclined Planes Ramp It Up

Simple Machines for Kids

How does a dump truck dump all the dirt out of its truck bed? It turns that bed into a ramp! In Inclined Planes Ramp It Up: Simple Machines for Kids, readers ages 5 to 8 learn how inclined planes are sloping surfaces that make it easier to move heavy things from lower ground to higher

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Screws Keep Things Secure

Screws Keep Things Secure

Simple Machines for Kids

Build your treehouse with screws! Screws are one of the simple machines that are designed to make different kinds of work easier! In Screws Keep Things Secure: Simple Machines for Kids, readers ages 5 to 8 learn how a screws shape can pull things together or push things apart or even move heavy objects from one

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Pulleys Pull Their Weight

Pulleys Pull Their Weight

Simple Machines for Kids

What if an elephant sat on your book and refused to move. How could you lift it? Very carefully! In Pulleys Pull Their Weight: Simple Machines for Kids, readers solve the problem of a heavy elephant by learning about forces and how we can increase the amount we can lift simply by using a pulley.

$13.95 - $20.95View Book