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

Engage your little scientist with a fun word search, all about sinking and floating! He'll be learning a basic concept of physical science.

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

Help your little learner understand the concept of buoyancy with this fun worksheet. He'll decide which items will keep this frog afloat!

Can melted wax turn back into solid wax? Can scrambled eggs turn back into raw eggs? Learn the answers to these questions and more with this second-grade worksheet about reversible and irreversible changes!

Learn about the similarities and differences between objects in this colorful science worksheet!

Why do some objects make loud sounds when dropped, while others make quiet sounds?