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

Discover different types of energy with this third- and fourth-grade science worksheet!

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

Let your 1st grader become a mad scientist in this fun science board game, and encourage her to become a lover of the interesting subject.

Discover the difference between physical properties and chemical properties of matter in this informative science worksheet!

Introduce children to physicist Albert Einstein — and a bit of theoretical physics — with this mini biography.

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

Kids write down examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

Learn to differentiate between physical and chemical changes in this science worksheet!

Listen closely! Do you hear anything? Identify examples of sound energy in this kindergarten and first-grade worksheet!

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade 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.

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

Hey, did you hear that? Explore real-life examples of sound energy with this kindergarten and first-grade worksheet!

Use your powers of prediction to project the future movement of playground objects!

Educate your budding scientist about fossil fuels with this worksheet about non-renewable energy.

See if you can identify the objects that let light pass through them with this kindergarten and first-grade worksheet!

Help students visualize the relationships between kinetic energy, mass, and speed in this physical science worksheet!

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

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!

Learn all about charging by friction with this fascinating science worksheet for middle grades!

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

Guess how much strength is needed to pull an object in this physical science worksheet!

Why do doorknobs and high-fives sometimes give you an electric shock? Read all about charging by conduction in this middle-grade science worksheet!

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Use science to decide on the best jersey color for a professional soccer team!

Observe different forces at work with this kindergarten and first-grade worksheet!

Review the terminology of collisions with this engaging crossword puzzle for fourth graders!

Discover the differences between gravity and magnetism in this forceful worksheet!