Guess how much strength is needed to pull an object in this physical science worksheet!

Strengthen your understanding of forces with this kindergarten worksheet!

Can your child tell what will be attracted by a magnet? Challenge him to think about why magnets attract certain objects.

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

Explore everyday forces with this first- and second-grade science worksheet!