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Some people think alligators and crocodiles are the same, but there are some distinct differences. Check out this cool worksheet to learn what they are.

Learn how to analyze DNA with this informative exercise designed for middle-grade students!

Let your scientific skills shine as you decide which objects will let light pass through in this kindergarten and first-grade worksheet!

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

Start designing your own science experiment with this middle-grade worksheet!

Discover Earth’s four major systems, or spheres, in this engaging fifth-grade worksheet!

With this worksheet, kids read about the sport of biathlon and gain an appreciation for the skills involved by studying the math and physics behind them!

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

Believe it or not, pine trees and ginko trees have different shaped leaves. See the shapes for yourself and match each leaf to its correct tree.

Explore how force and mass affect an object’s motion with this physical science worksheet for middle school!

Learn what distinguishes a meteoroid, meteor and meteorite with this outer space science sheet!

What is Pluto? According to scientists... no, not quite. Find out more behind the answer to that age-old question.

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

Does your little gardener know about compost? Test their knowledge of this sensationally smelly earth science process!

How was our solar system created? Read a bit about one of the most well-known theories in this worksheet about the Big Bang.

Little chemists can learn more about the elements in the periodic table with this helpful worksheet about molecules and compounds.

Students are introduced to the different types of symbiotic relationships that exist in ecosystems in this life science worksheet.

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.

Tree climbers and tree huggers alike, learn the basics of reading tree rings to find out about the life of a tree.

The earth is always changing and moving.Learn all about weathering and erosion with this worksheet.

Our solar system has hundreds of moons! Read a bit about how a moon is formed with this lunar lesson.

Did you know there are clouds in space? They are very different than the ones on Earth! Read a bit about nebula in this space science worksheet.

Discover how animal behaviors increase the probability of successful reproduction and offspring survival with this middle school science worksheet!

Students explore potential energy with this engaging physical science worksheet!

This Echidna coloring page features the rare, egg-laying mammal! Add color to the pictures and learn a few fun facts about this rare species.

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

Students read about genetic mutations in order to understand how mutations affect organisms in this engaging life science worksheet!

Sink or float? Your kid may be surprised to learn that the density of coke and diet coke aren't the same!