Has your child learned about the life cycle of a frog in school? Test his understanding with this cute cut and paste worksheet.

Hug a tree! It can be a home to many different animals. Can you identify the different shelters used by animals in this picture?

Dive deep into your body's circulatory system with this worksheet on blood and what it's made of.

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.

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

In which habitat could you find a blue whale, a squid, and a shark? The ocean, obviously! Have your kid find ocean animals with this word search worksheet.

There's a lot happening beneath the waves, including the ocean food web. Take a closer look with this colorful printable.

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

Introduce your child to the building blocks of life: DNA! This coloring page features a double helix structure, or a DNA strand.

Does your budding biologist know his plant parts? Get a great review of some important plant vocabulary with this info page.

In this introductory tree-diagramming worksheet, young naturalists will unscramble each label to reveal five parts of the tree.

There are many endangered species all around the world. Read about the Amur leopard and why it's endangered with this information page.

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

Looking for a fun way to supplement your child's science learning? Try out a life science crossword puzzle! This one's all about ecosystems.

For your budding environmentalist, here is an information sheet on a well-known endangered species, the Komodo dragon!

Get in tune with nature, and read a bit about an endangered species of animal, the Black-footed Ferret. Your child can color an illustration as he reads.

Learn the difference between behavioral and physical adaptations with this cut-and-paste worksheet for second and third graders!

The silverback gorilla is a special animal. This magnificent male is part of an endangered species. Complete this sheet to learn all about this gentle giant.

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.

All living things go through cycles. Learn about the life cycle of an amphibian with this diagram of the life of a frog!

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.

These worksheets help kids understand food webs, an important part of the life science curriculum in fourth grade.

This packet of worksheets introduces children to food webs, an important life science concept.

Facts about ostrich include that they are the largest birds in the world and that they can't fly, but that's not all. Learn all about this amazing bird!

Get some cool facts about geckos on our reading and writing worksheet! Your little one is sure to be tickled by all the curious facts about geckos.

Children will learn important facts about food chains in these worksheets.

This short nonfiction text will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words—and they'll have fun learning all about the life cycle of a chicken in the process!

Your child will write about his or her favorite animal. Kids will research their favorite animals online or at the library, then write down three facts.

Go from a butterfly beginner to an expert with this worksheet, full of pretty butterflies and tons of information about where butterflies live.l

Looking for a fourth grade worksheet to help your kid with science? This printable will test his knowledge of the water cycle.