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!

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

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

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.

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

Looking for a worksheet to help with your kids science vocabulary? This printable is about science around the house.

If your scientist is mad for magnets, let him explore a few fun facts about magnetism with this physics page!

The periodic table of the elements is full of helpful information. Figure out how to read the periodic table with this helpful guide.

Increase your child's vocabulary and knowledge of the scientific world around him with a single sheet!

Learn about drag, air resistance, and Newton's laws with this cool worksheet on bobsled physics!

Children are introduced to the concept of the speed of light in this illustrated worksheet.

Hypothesis, observation, data...with so many terms, learning the scientific method can be tricky. Learn the steps by helping Dr. McSquare sort out his reports.

Change up your regular classwork with this hands-on science worksheet!