These STEM design challenge cards ask learners to build something new for a specific reason or purpose and are a great way to foster creative thinking.

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

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

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

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

Learn more about two kinds of aquatic biomesÃfreshwater and saltwater biomesÃand how you can tell them apart.

Looking for a quick reference about gravity and a definition for kids? This two page worksheet and activity has you covered!

Learners will discover what heat waves are, and how they are connected to global warming, in this two-page earth sciences worksheet.

Let your kid's knowledge of leaf vocabulary climb as high as a tall, tall tree with this fun word search.

Do you know which animal has two humps? Your child will use clues to determine what animal name fits in the crossword puzzle with this worksheet.

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

The food chain is an important life science concept for fouth graders. This game makes it fun to learn!

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

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

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

Discover how cover crops enrich soil and support healthy crop growth with this research-based worksheet for fourth and fifth graders!

Test your knowledge of electrical energy with this third- and fourth-grade worksheet!

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

Flex your mind muscles with a body science worksheet! Your child will learn the fundamentals of what makes up our muscles.

Budding biologists can learn all about human digestion with this information page, complete with a diagram of the digestive system.

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!

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

Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!

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

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

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!