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.

Looking for a worksheet to help your child with science? This printable will help them with their biology vocabulary.

Kids learn important plant and animal cell vocabulary as they plug the words into their correct spots and complete the puzzle.

Learn about the many different biomes the Earth is home to in this life science worksheet, which holds the answers to some simple life science questions.

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

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

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

If your child is studying life science, introduce her to all the strange animal pairs that work together in the wild.

Get to know the residents of the reef with this coral reef-themed crossword, perfect for expanding life science knowledge and working on vocabulary, too!

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.

Classify the animals in this life sciences matching worksheet!

Introduce children to photosynthesis with this fill-in-the-blanks life sciences worksheet!

Explore humans’ inherited traits with this fun science worksheet!

Have fun learning about food chains in this charming science worksheet!

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

What happens to our food after we swallow it? Chomp on some body science with this 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.

Fourth and fifth graders will cut out and assemble a human skeleton from paper in this engaging life sciences printable.

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

Looking for a worksheet to help your kid with science? This printable will help him with human anatomy and vocabulary.

Ecosystems are an important part of fourth grade science. This fun printable will help your child with her knowledge of plants and animals.

Looking for a fourth grade worksheet to help your kid with science? This printable will help with your child's botany vocabulary.

This worksheet will quiz your child on the different fields of study in science. What's the difference between a zoologist and a geologist? Find out here!

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

Discover the details of desert plant life in this informative worksheet!

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

Find out more about what REALLY dwells in swamp ecosystems with this worksheet all about swamps.

Learn more about what lives--and what thrives--in marshes with this fill-in-the-blank worksheet on marsh ecosystems.

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

Learn more about the animals in the swamp food chain, and find out how each living thing in a swamp ecosystem needs another to survive.