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.

For each item on this first grade science worksheet, kids match a piece of clothing with the thermometer showing a temperature for wearing the item of clothing.

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!