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

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.

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!

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