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.

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!

Determine which magnets have the strongest force in this third- and fourth-grade worksheet!

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

Explore the strength of magnetic forces with this worksheet for third and fourth graders!

Consider the factors that affect magnetic forces in this informative third- and fourth-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?