What is geothermal energy? Find out how we use parts of the Earth to provide us with renewable energy!

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

What happens to water after it rains? Learn about the stages of the water cycle in this colorful worksheet!

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

What is the purpose of a hard shell or a long neck? Discover different adaptations with this matching worksheet for second and third graders!

Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

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!

Bug out on some insect anatomy! Can you name each part of the insect? Try making an educated guess by using what you already know about animal body parts.

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.

This page is all about building your kid's natural resources vocabulary words, along with research skills.

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

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

Practice identifying living and nonliving things with this first- and second-grade science worksheet!

This fun cut and paste sheet teaches kids about the process an apple tree goes through as it grows.

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

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

Practice describing different objects and substances in this colorful worksheet!