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

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

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

Light travels so quickly that sometimes we can forget it even travels at all. Learn all about the direction light travels and perform your own experiment!

Can you explain why your blue shirt is blue? This worksheet is full of facts about light and how it reacts with objects to give us the perception of color.

Even colors have best friends. In the world of color, these best friend pairings are called complimentary colors.

Need a colorful way to impress your friends and family? This worksheet has got you covered!

Brush up on some physics vocabulary with this energy word search!

Teach your child the difference between potential and kinetic energy with this introductory 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.

Does your little scientist know the different types of energy? Explore energy with this helpful info sheet!

Science can be a bit of a bore to some students, but with this quick worksheet on chemical and physical reactions, it can at least be a breeze.

Children put their science vocabulary to the test with this engaging crossword puzzle!

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

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

Children hone their powers of observation using this worksheet template.

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

Budding scientists can learn about an important physical science concept with this worksheet all about density!

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

Explore everyday forces with this first- and second-grade science worksheet!

Introduce your budding scientist to chemical reactions with this simple and fun science experiment!

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

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

Experiment with renewable energy from the comfort of home by creating a pizza box solar oven!

Discover the science behind an ages-old 4th of July tradition with this firework diagram.

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

Find out all about the different parts of the eyes and how they work together to make vision possible.

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

Did you know that light could bounce? Set up a light obstacle course with a few mirrors and watch light bounce around your room.