Who knew that the machines of the world are all made of just 6 simple machines working together? Introduce your child to simple machines with this worksheet.

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

Help your student become aware of everyday energy use with this fill-in-the-blank worksheet.

Find out the the cool science behind ice cubes with this fun worksheet.

Light can do amazing things, but nothing else brings out its crazy capabilities like the prism. Learn about the dazzling prism and make one of your own.

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

Kids practice identifying solids for a lesson on the states of matter in this 1st grade physical science worksheet.

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

Have you ever wondered why manhole covers are round? It's a good thing to know -- big companies sometimes ask that question in interviews.

Glass is everywhere, but have you ever wondered where it all came from? It doesn't grow anywhere -- we have to make it!

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade 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.

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

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

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

I spy with my little eye... six simple machines! Here's a fun way to help your child review the simple machines.

Kids practice identifying liquids for a lesson on the states of matter in this 1st grade 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!

Are students studying electricity? Give them a break from the scientific nitty-gritty with this fun word search full of electricity terms!

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!

This science vocabulary activity is packed with basic science vocabulary words to help the youngest kids warm up to scientific concepts.

In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.

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

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

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

Have you ever wondered what keeps the moon in orbit? Newton's first law gets a quick introduction, too, in this worksheet for kids. Check it out!

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

Rainbows look like swipes of brightly colored paint hanging in the sky. Have you ever wondered how they got there?

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

Let your curious kid learn a little bit about how fireworks work in this summer science sheet.