This cool physics worksheet helps kids learn how centripetal force and centrifugal force can explain why short track speed skaters don't fall over during turns.

Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

Did you know that an elevator is actually one of the six simple machines? Help your child understand how the pulley works.

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

How many machines can you find around the house? You may find them where you least expect it!

Budding inventors can get a fun review of the simple machines with this word search.

A lot of common objects use electromagnets to work. This word search will get your child thinking about all the electrical and mechanical devices around her!

Get charged up about static electricity with this informative fourth- and fifth-grade worksheet!

Explore magnetism with this colorful science worksheet for third and fourth graders!

Discover some of the fascinating properties of gravity by studying one of Newton's famous laws, the Law of Gravitation.

Ever wonder about how to make the perfect paper airplane? Learn about the four forces that affect flight with paper airplane physics!

If you push your little brother, does he push back? Well, according to Newton's third law of motion, he does!

Did you know that air has substance too? Learn about air resistance, also known as drag. Air resistance affects the movement of all the things on our planet!

If your scientist is mad for magnets, let him explore a few fun facts about magnetism with this physics page!

When we push or pull an object, we exert force on it. Get your child thinking about force by challenging him to describe how each person is exerting force.

In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.

Use a seesaw to see what happens when opposing forces become balanced or unbalanced!

Use your detective skills to predict the motion of a seesaw in this third-grade worksheet!

Unscramble key vocabulary words about energy and collisions with this engaging science worksheet!

Who will win the marble race in this two-page physical science worksheet?

Put your prediction proficiency to the test in this third-grade physical science worksheet!

Create your own gravity-powered roller coaster in this creative worksheet!

Discover the differences between gravity and magnetism in this forceful worksheet!