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

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.

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.

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.

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

Use your powers of prediction to project the future movement of playground objects!

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

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

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!

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

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

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

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

Consider the factors that affect magnetic forces in this informative third- and fourth-grade worksheet!

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

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