What is wind energy? Teach your students how we can use the wind to create electricity!

What is water energy? Also known as hydro power, water energy is one of our important renewable resources!

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

Use a seesaw to see what happens when opposing forces become balanced or unbalanced!

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.

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

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

Did you know that sound is actually caused by movement? Vibrations of particles create the sound that we hear.

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

Children learn the fascinating physics behind lightning, along with a few fun facts, in this physical science worksheet.

Get a brief history of the atom with this introductory page for young physicists!

Use this blank periodic table to work on your memorization of the table for your next quiz!

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

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

Children hone their powers of observation using this worksheet template.

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

Ever wonder what causes lightning to strike? Explore the physics of lightning with this striking physical science worksheet!

Have your little chemist think about the properties, or characteristics, of metals. What makes them different than non-metals?

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

What is energy? Energy is the ability to do work! Use this colorful worksheet to teach your little scientist the basics of energy.

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

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!

What's the difference between renewable and non-renewable energy? Help your student discover the various forms of energy we use each day.

This worksheet will quiz your child on the different fields of study in science. What's the difference between a zoologist and a geologist? Find out here!

We all know the famous equation E = MC^2. But what does it mean? Learn a bit more about Einstein's famous energy equation with this physical science worksheet.

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

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

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.

Introduce your flashlight to mirrors. Mirrors are cool surfaces that reflect light just as well as they reflect your face.