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.

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

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.

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

Stretch your backbones and learn about the creatures that have a spine and those you don't!

Invite budding naturalists to sharpen their observation skills with this colorful, printable scavenger hunt.

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

Explore the life cycle of a pumpkin with your kids with this colorful cut and paste growth chart.

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.

These flash cards serve as an intro to life science, but also help with counting skills and sequential ordering.

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

This word search is all about owls! Your child will learn a few different species of owl as he looks for them in the word search.

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.

Classify the animals in this life sciences matching 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.

Did you know that invertebrates don't have backbones? Find out some different types of invertebrates with the clues in this crossword puzzle.

Learning about the functions of plant parts doesn’t have to be puzzling! Review the parts of a plant with this crossword for first and second graders.

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

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.

Pigs, cows, and ducks, oh my! The clues in this animal crossword puzzle worksheet will help you remember what animals there are on a farm.

Bug out on some insect anatomy! Can you name each part of the insect? Try making an educated guess by using what you already know about animal body parts.

Little gardeners, get to know your plants! See the cycle of a plant from its birth to adulthood, and read a bit about photosynthesis too.

An energy pyramid is a simple way to graphically show how energy flows in an ecological community; somewhat similar to the food pyramid.

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

Dragonflies are some of the oddest looking insects in the world, so it's appropriate that they have so many unique characteristics. Read all about them!

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

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

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

What's your favorite animal? Kids love answering that question, and with this animal research graphic organizer, they can write all about it.