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

As your child matches up the body systems vocabulary with the correct definitions, she'll boost her life science knowledge and have fun doing it!

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.

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.

Which comes first, genus or phylum? To complete this life science crossword, kids need to put the 9 levels of biological classification in the correct order.

All kids love animals, but how much does your child know about them? Kids will get to learn some animal vocabulary with this wild crossword puzzle.

There are a lot of structures that make up a new plant, called a seedling. Your child will learn what they're called with this life science word search.

It's never too early to start teaching your kid about eating right and staying active.

Expand your sea creature vocabulary with this Life in the Reef worksheet!

What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

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.

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

Review the different body parts with a fun crossword! This is a great way for your little doctor-in-training to review the basic organs and their functions.

There are some parts of our brains that are still too complicated for scientists to understand! Find out the basics of the brain's functions with this fun page.

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

Put your kid's observational skills to the test with this word search that will help her learn some of the animals that inhabit a rainforest.

Take a look and learn all about this beautiful and rare tiger from the islands of Sumatra in Indonesia.

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

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.

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.

Help your child practice her spelling and vocabulary with this fun worksheet! Discuss with your child what it means to be cold-blooded.

If your kid loves the ocean, he may enjoy learning tons of trivia about our fishy friends in the sea. Brush up on your fish facts with this fun page!

A useful overview of terrestrial biomes, including a climate key.

Open your ears for some interesting science! Your little biologist will learn the basic parts of the ear with this diagram.

Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

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

Did you know jaguars are great swimmers? Kids will learn all about rainforest animals with this fun activity page, including a word search and coloring!

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Did you know that each tree tells a story? In this worksheet, children peer inside a tree to learn about the layers in its trunk.