Determine which magnets have the strongest force in this third- and fourth-grade worksheet!

Consider the factors that affect magnetic forces in this informative third- and fourth-grade worksheet!

Explore the strength of magnetic forces with this worksheet for third and fourth graders!

Explore the applications of electrical energy with this helpful second-grade worksheet!

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

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

Discover different types of energy with this third- and fourth-grade science worksheet!

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

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

Learn about some of the most common forms of energy with this helpful one-pager for third graders!

Don't let your kid bark up the wrong tree! Engage him in a word search filled with tree terms, boosting his attention to detail and problem solving skills.

Learn Saturn facts with this science printable, like that it is one of the large gas planets in our solar system!

Get to know some of the friendly, furry, feathery river wildlife that live near American rivers, then match each one to its home.

Introduce your child to a fascinating new animal, the Baird's tapir. This is just one of many endangered species around the world.

Discover the differences between gravity and magnetism in this forceful worksheet!

Get to know one of the most unique and colorful monkeys, the red-shanked douc langur. Read about why they are an endangered species with this info-sheet.

Did you know that your tongue is one of the strongest muscles in your body? Tickle your learning taste buds with this worksheet all about your tongue.

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.

There are lots of stories around the world for the rabbit moon: a rabbit image seen in the shadows on the moon's face. Here's one for young moon-gazers!

Did you know an elephant can eat 300 pounds of food in one day? This fun worksheet is jam-packed with fun facts, a word search and trivia, all about elephants!

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

Break down a word to create new ones with this fun worksheet for second through fifth graders!

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

Ponder the pedigree of plants with this worksheet about inherited traits for upper elementary students!

Dig into the details of plant growth with this worksheet for fourth and fifth graders!

Have you considered why elephants have trunks, or why polar bears have thick fur? Reflect on animal adaptations with this fourth-grade worksheet!

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

Dive into the electrifying concept of electrical energy in this colorful worksheet!

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!

Take a peek into a temperate forest ecosystem with this food web worksheet for fourth and fifth graders!