Learn more about the mysterious brain and how it works with this brain anatomy worksheet.

Invite your child to dream big and design their very own planet. Encourage both creativity and scientific speculation with this fun worksheet.

If you push your little brother, does he push back? Well, according to Newton's third law of motion, he does!

Learn the science of volcanic eruption with this cutaway diagram

Budding scientists will learn about the density of salt water and perform an experiment with food coloring, salt water, and fresh water.

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!

Here's an introduction to different types of rocks.

Studying human anatomy? Here is a great sheet that shows a diagram of all the muscle system. Your child will learn the scientific terms of the major muscles.

Learn more about the skin (and the science behind pimples -- ew!) in this printable life science diagram.

Use your knowledge of sea creatures to fill out this crossword puzzle.

There are some parts of our brains that are still too complicated for scientists to understand! Find out the basics of the brain's functions with this fun page.

How cool are chromosomes? Read what Steve the savvy scientist has to say about chromosomes and genes before testing your knowledge with some fill-in-the-blanks.

Children get to know a few geology terms in this landform word search puzzle.

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

Learn the ins and outs of one of the body's most important organs: the heart!

Learn about the many different biomes the Earth is home to in this life science worksheet, which holds the answers to some simple life science questions.

Play a fun game that combines the periodic table with a classic concentration game.

Get to know your genes with Steve the savvy scientist! Genes help determine everything from your hair color to your height.

Color in this Awesome Anatomy page on the respiratory system and learn about how we breathe!

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Kids find forest animals in this third grade science word search. Animal habitat worksheets help students learn about life forms in different environments.

Have you ever wondered why water in a drinking glass looks clear while water in the ocean looks blue? Find out why with this fun worksheet!

Take a plunge under the surface of the earth! With this worksheet as your guide, you may explore the geological processes of our planet.

Looking for a fourth grade worksheet to help your kid with science? This printable will test his knowledge of the water cycle.

Children will learn important facts about food chains in these worksheets.

Third grader today, astrophysicist tomorrow! Let your child research their planet of choice, and discover everything from the number of moons to temperature.

Studying the human body? Get to know your body inside and out with this muscle diagram.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

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

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