Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Boost your second grader's knowledge of space with this fun worksheet, which will have her unscrambling the answers to planetary trivia.

Grab your trusty flashlight and get ready for a scientific treasure hunt!

Here is a brief introduction to The Great Pacific Garbage Patch for kids!

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

Give your budding chemist the facts and practice she needs for measuring with graduated cylinders.

Explore the strength of magnetic forces with this worksheet for third and fourth graders!

Alfred Nobel, though he held over 300 patents in his lifetime, is most famous for inventing dynamite.

Learn about some of the most common forms of energy with this helpful one-pager for third graders!

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!

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

Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

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

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

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.

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

Searching for a way to help you kid practice their geography knowledge? This printable is a great way to learn the countries in North America.

Read about Alexander Graham Bell, the man who made it possible for us to stay connected all day long, in this biography that comes with a science experiment.

Searching for help with you kid's geography skills? This printable worksheet will teach them the continent of South America.

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

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

Searching for a worksheet that will give your kid help with his science skills? This printable will challenge his knowledge of the metric system.

Become an energy investigator in this electrifying science worksheet!

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

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

It's a paper parachute brigade! Learn how to build your own parachute, and learn how the parachute was invented over 500 years ago.

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!

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

Do you measure distance in inches or seconds? When do you use miles? Answer these and more with this third-grade worksheet about the customary system of measurement!