Geared toward second graders, this science worksheet has young scientists read about spiders and their webs and then demonstrate their nonfiction comprehension by filling in the diagram with the correct anatomical terms.

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.

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

Find factor pairs of two-digit numbers with this fourth-grade math worksheet!

For this second grade math worksheet, kids look at each analog clock, determine the time, and write the time in the space provided.

Spring into the season with these math word problems!

Have you ever wondered what keeps the moon in orbit? Newton's first law gets a quick introduction, too, in this worksheet for kids. Check it out!

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 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.

Children learn about the ways that butterflies like the viceroy and buckeye avoid predators in this engaging reading comprehension worksheet.

In this fascinating worksheet, children learn about the history of chocolate, from its ancient ceremonial use to the invention of the chocolate candy bar.

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

Young botanists test their plant know-how with this quiz.

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

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

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.

These acorns are not just falling ... they're multiplying! Kids will complete the addition and multiplication number sentence represented by the acorn pictures.

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

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

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

Are students studying electricity? Give them a break from the scientific nitty-gritty with this fun word search full of electricity terms!

Ever wonder why zebras have so many stripes? Find out with this fun worksheet all about the zebra!

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!

Watch your child solve these math questions and color in this sheet by following the color guide. What a sweet way to learn!

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

Did you know you're 1,000 times more likely to drown than you are to be bitten by a shark? This fun worksheet is jam-packed with fun facts about the shark!

Animal lovers, get acquainted with a very unique species, the okapi! Read this info-sheet to learn about why this animal is endangered.

This exercise will strengthen your students' reading comprehension.

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

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