Investigate the mystery of why two tomato plants developed so differently!

What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

In this worksheet, children will learn about the intricate "waggle dance" honeybees use to communicate to each other.

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

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.

Can't go to the zoo? We bring the zoo to you! Check out the fulvous whistling duck, a bird with social skills and the willingness to share each other's nests.

In this worksheet, children practice identifying animals of North America by their tracks.

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

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

Uncover secrets of the past with this third-grade worksheet about fossils!

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.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.

These are the largest tortoises in the world, yet they are only two inches long when they hatch! That's one of the facts you can learn from this worksheet.

Why do some desert animals have large ears? Why do others have scales? Learn the answers to these questions and more with this life science worksheet!

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.

Dig into the past with this third-grade worksheet all about fossils!

Are chickens mammals, fish, or birds? Sort animals by their traits in this informative life science worksheet!

Learn about the Uinta ground squirrels of Yellowstone National Park.

Budding paleontologists will refer to a word bank to identify 10 dinosaur-related vocabulary words in this playful word search puzzle.

Test your knowledge of prehistoric animals with this life sciences crossword puzzle!

Roses are red, violets are blue, I know the parts of a flower, how about you? Learn about flower anatomy with this worksheet.

Dive into a coral reef habitat with this second- and third-grade worksheet!

Explore the lush plant life of the tropical rainforest in this second- and third-grade worksheet!

Explore humans’ inherited traits with this fun science worksheet!

Observe the life cycle of an oriole with this second- and third-grade worksheet!

Unearth fossils in this explorative third-grade worksheet!

Analyze fossils with this engaging third-grade science worksheet!

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

Dip your toes into a marsh habitat in this second- and third-grade worksheet!

Learn about the life cycle of a wood frog in this second- and third-grade worksheet!