Introduce children to photosynthesis with this fill-in-the-blanks life sciences worksheet!

You can find rocks almost anywhere, but there's a lot more to rocks than meets the eye. Check out this science worksheet to learn all about rock formations.

If you know what each planet looks like, you'll have no trouble with this intergalactic crossword puzzle.

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

Here's a great introduction to five famous astronomers for kids. See who got the star party started with this worksheet.

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

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

Learn all about Alexander Fleming, the man who invented penicillin and the happy accident that brought him to it.

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.

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!

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

Young botanists test their plant know-how with this quiz.

This word search helps expand kids' animal vocabulary and introduces them to animals that live in shells, all while keeping them entertained.

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

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter 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.

Get to know the Apollo 11 space mission in this science and history worksheet!

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

This worksheet teaches your student about physical change vs chemical change, matter, mass, and property. An exciting experiment reinforces the concepts.

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!

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

A lot of common objects use electromagnets to work. This word search will get your child thinking about all the electrical and mechanical devices around her!

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

Learn all about the science of the movies and the basic concepts behind how they work.

Invite spellers on an inter-stellar adventure with this fun word scramble puzzle.

Searching for a worksheet to help your fourth grader with science? This printable will help him practice astronomy vocabulary.

Peel back the layers of the earth in this earth science worksheet. Can you name all of them?

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

Invite budding naturalists to sharpen their observation skills with this colorful, printable scavenger hunt.

Practice naming the planets in our solar system with a fun, visual worksheet! Your child can see the planets in their orbits and try to label each one.