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.

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

Can your child tell what will be attracted by a magnet? Challenge him to think about why magnets attract certain objects.

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!

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

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

This worksheet uses a paper bird to demonstrate center of gravity, and practices following directions and fine motor skills.

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

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

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

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

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

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

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

Teach your child how we measure temperature with these printable thermometers!

Did you know that an elevator is actually one of the six simple machines? Help your child understand how the pulley works.

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

Budding inventors can get a fun review of the simple machines with this word search.

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

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

Introduce the basic concepts of sinking and floating with this fun worksheet. Your budding scientist will decide if these objects sink or float!

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

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

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

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

Increase your child's vocabulary and knowledge of the scientific world around him with a single sheet!

What is wind energy? Teach your students how we can use the wind to create electricity!

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

Engage your little scientist with a fun word search, all about sinking and floating! He'll be learning a basic concept of physical science.

Magnets are fun to play with, but how do they actually work? Have your child circle the objects he thinks the magnet will attract.