Learn about the science behind one of nature's most awesome spectacles: monsoons.

This worksheet features a scientific explanation and awesome photos of solar eclipses, which are extremely rare scientific phenomena.

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

What is the Earth made of? Find out everything that goes on just below the surface in this science reading worksheet.

Do you know what's the largest parrot in Africa? It's the African grey parrot! Learn about this blabbering bird and give the image some color.

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

The grizzly bear once roamed across most of North America; now its habitat has shrunk to the northwest. Discover more about the grizzly with this worksheet.

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

Which animals can live happily alongside humans? With this word search, match up game, fun facts, your child will learn more about urban animal habitats.

Learn all about how we breathe with this info sheet about lungs. Your child will learn the different parts of the lung, including terms and concepts.

Ready for a truly electrifying lesson in science? Find out how electricity forms and what makes a lightning bolt!

Searching for a worksheet that will give your kid help with his science skills? This printable will challenge his knowledge of the metric system.

This colorful diagram is a handy reference guide for kids learning basic body systems.

Learn the names of major joints in the human body, the points at which bones intersect to make your arms and legs bend.

This worksheet features Mercury, the smallest planet in our Solar System, and also the planet that's closest to the Sun.

From glaciers to mountains to wetlands, our planet has lots of different landforms. Help your child learn all about them with this fun earth science crossword.

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

We all know the famous equation E = MC^2. But what does it mean? Learn a bit more about Einstein's famous energy equation with this physical science worksheet.

How far away is the Red Planet from the sun? Find out with this great Solar System printable.

Help your child practice his science skills with this science worksheet, which will challenge his knowledge of reptiles and ask him to solve a puzzle!

Nature is all around us! But how much does your child know about our natural world? Test her knowledge with some nature fun-facts trivia.

Learn about the grizzly bears that live in Yellowstone National Park.

Teach your child how to respect the ecosystem with a science worksheet that doubles as a coloring page. Can they identify the sources of pollution in the scene?

Milky Way: candy bar or galaxy of 100 to 400 billion stars?

This bright and colorful worksheet helps your child bring the technical terms of the bones in his legs down to size.

Use this lightning diagram to go along with what your child is learning about weather systems in school!

How well does your child know the layout of our Solar System? This worksheet focuses on the biggest planet, Jupiter.

Learn about the California tiger salamander, which uses its toxic, bad smell as a defense.

Here's a quick overview of drought and flooding to spark thoughts or conversation with your kids about water.