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

Discover the details of desert plant life in this informative 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!

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

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 a bit about meteors, asteroids and comets as they travel across the night sky. Can your child round out the page by adding color to these orbiting rocks?

Learn all about your body's most important muscle: your heart! This simple diagram is a great way to introduce your little biologist to his heart.

Get a lesson in sports and science with this engaging third- and fourth-grade worksheet!

Get lost with a dizzying maze that challenges you to help the lightning bolt reach the ground!

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!

Children learn about the food cycle in a rain forest as they color in a scene of snakes, butterflies, leopards, and other forest-dwelling creatures.

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

Learn about some of the major U.S. watersheds in this fascinating science and geography 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!

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

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

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.