What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

Learn the ins and outs of one of the body's most important organs: the heart!

What is a plateau? What's the difference between a butte and a mesa? Look at these three land forms and learn to tell them apart with this worksheet.

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

Discover how plants survive in the desert with this third-grade habitat worksheet!

Search for natural resources at the beach in this engaging worksheet for second and third graders!

Use your detective skills to predict the motion of a seesaw in this third-grade worksheet!

These printable Valentine's Day cards are perfect for a kid who's in love with animals and science!

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.

Learn all about essential laboratory equipment with this hands-on worksheet for fourth and fifth graders!

Search for natural resources with this fun worksheet for second and third graders!

Get charged up about static electricity with this informative fourth- and fifth-grade worksheet!

This solar system worksheet guides your child through the order of the planets. Use this solar system worksheet to learn about the planets in the Milky Way.

Discover the details of desert plant life in this informative worksheet!

Discover Earth’s different spheres with this fourth- and fifth-grade earth science activity!

Have fun learning about food chains in this charming science worksheet!

Use a seesaw to see what happens when opposing forces become balanced or unbalanced!

Apply concepts of energy and motion to marbles in this fourth-grade worksheet!

Unscramble key vocabulary words about energy and collisions with this engaging science worksheet!

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.