Is orange juice a solid or liquid? What about a cookie? Practice classifying everyday objects in this first- and second-grade states of matter worksheet!

Fly high with The Wright Brothers, two siblings who soared to the forefront of history with their design for the first modern airplane.

Sometimes measuring liquids scientifically is tricky. Give your budding scientist some practice, by reading measurements on graduated cylinder illustrations.

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

Looking for a worksheet to challenge your child's knowledge of science? This printable asks him to identify a solid, liquid and gas.

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.

Discover different types of energy with this third- and fourth-grade science worksheet!

Help your student become aware of everyday energy use with this fill-in-the-blank worksheet.

Discover some of the fascinating properties of gravity by studying one of Newton's famous laws, the Law of Gravitation.

Guglielmo Marconi was a man who made waves in radio and sound. Learn about his life and work, then answer a short essay question in this science worksheet.

What is the difference between condensation and evaporation? Learn about natural cooling and heating processes that are caused by changing states of matter!

Energy is a crucial part of physical science! All things on Earth have energy, whether it's potential or kinetic.

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

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

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

Analyze everyday objects and identify states of matter with this second- and third-grade science worksheet!

Discover the differences between gravity and magnetism in this forceful worksheet!

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!

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

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