Is your fourth grader learning about electricity? This worksheet is all about circuits, tests her skills and reinforces the concept of how a circuit works!

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.

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

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

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 multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Take a plunge under the surface of the earth! With this worksheet as your guide, you may explore the geological processes of our planet.

Children will learn important facts about food chains in these worksheets.

A handy worksheet that breaks down the properties of metal. A good physical science review sheet to keep around for reference.

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

This colorful diagram is a handy reference guide for kids learning basic body systems.

Does your budding biologist know his plant parts? Get a great review of some important plant vocabulary with this info page.

This is the story of our solar system. Learn about the life of Nicolaus Copurnicas and his great discovery. Learn more by answering the question at the bottom.

There are lots of stories around the world for the rabbit moon: a rabbit image seen in the shadows on the moon's face. Here's one for young moon-gazers!

The Earth is very much alive, even its rocks shift and change. Practice geology vocabulary with this challenging word search.

Budding paleontologists will refer to a word bank to identify 10 dinosaur-related vocabulary words in this playful word search puzzle.

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

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

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

Take a peek inside the human eye with this eye-catching worksheet! See a simple eye diagram and learn vocabulary words that will help your kid understand sight.

Introduce your budding scientist to chemical reactions with this simple and fun science experiment!

Learn Saturn facts with this science printable, like that it is one of the large gas planets in our solar 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

Where do flower babies come from? Find the answers in this word search about plant reproduction!

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

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

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

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

This printable features the planet closest to the sun. Learn Mercury facts and further your knowledge of outer space by discovering new things.

Get swept up in this comprehensive worksheet about the awesome power of dust storms.