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

Learn all about Alexander Fleming, the man who invented penicillin and the happy accident that brought him to it.

Get familiar with this food chain pyramid, from carnivores and herbivores to producers and decomposers; each group has a role.

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

Cells are the building blocks of all living things! Help your little scientist learn the basics of a cell with this fun activity.

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.

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

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

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

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 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.

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

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

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.

Meet the red wolf, an endangered species of animal that was once very common, but in the past 50 year nearly became extinct!

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.

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

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

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

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.

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

How much do you know about man's best friend? This fun worksheet is jam-packed with fun facts about dogs!

Learn step by step how to create a report! Research facts about camels, complete the sentences, then use the sentences to create a report about camels.

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

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.

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.

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.

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

How many teeth does an alligator have? Find out with this fun worksheet, dedicated to teaching you and your child all about alligators!