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

Children put their science vocabulary to the test with this engaging crossword puzzle!

Test your knowledge of electrical energy with this third- and fourth-grade worksheet!

Put your prediction proficiency to the test in this third-grade physical science worksheet!

Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

Children will connect their understanding of gases to real-world items as they circle all of the pictures showing gases.

Is your fourth grader learning about electricity? This worksheet is all about circuits, tests her skills and reinforces the concept of how a circuit works!

Kids write down examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

Kids practice identifying solids for a lesson on the states of matter in this 1st grade physical science worksheet.

Kids practice identifying liquids for a lesson on the states of matter in this 1st grade physical science worksheet.

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

What do a key, a goldfish, and a tortoise shell have in common? Find out with this second-grade science worksheet!

Practice describing different objects and substances in this colorful worksheet!

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

A handy worksheet that breaks down the properties of metal. A good physical science review sheet to keep around for reference.

It's a paper parachute brigade! Learn how to build your own parachute, and learn how the parachute was invented over 500 years ago.

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!