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

Milky Way: candy bar or galaxy of 100 to 400 billion stars?

This raptors word search is not about dinosaurs, it's about birds! "Raptor" means "bird of prey", and there is a huge list here for your child to find.

Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

Learn more about the imposing tsunami with this worksheet about the science of tsunamis.

Use this lightning diagram to go along with what your child is learning about weather systems in school!

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

This earth sciences worksheet offers a simple and informative overview to a fascinating geological phenomenon.

Read up on the digestive system with this page, which follows your food from start to finish.

Discover some fun facts about the sun — and bring it to life with color — with this astronomy worksheet!

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

How much does your child know about the animal kingdom? Help her discover interesting facts with this animal crossword.

How far away is the Red Planet from the sun? Find out with this great Solar System printable.

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

Here's a great way to teach your kids more about our solar system. This worksheet focuses on the dwarf planet, Pluto.

Ever wonder what makes the leaves change colors in the fall? Find out with this fascinating life science worksheet.

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

As your child completes this science worksheet on the life cycle of a peanut, he'll get the chance to practice his sequencing, labeling, and drawing skills.

What is water energy? Also known as hydro power, water energy is one of our important renewable resources!

Looking for a worksheet to help your kid with his science vocabulary? This printable will help improve his knowledge of biology.

Ever wonder about how to make the perfect paper airplane? Learn about the four forces that affect flight with paper airplane physics!

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

Get to know your Jurassic from your Cretaceous in this handy geologic time periods chart.

Experiment with renewable energy from the comfort of home by creating a pizza box solar oven!

The brain is the most important organ in the human body. Get a basic grasp on the parts and functions of the brain with this anatomy info sheet.

Teach your child about an endangered species with this information page, all about the Forest Owlet. They can color as they read some interesting facts.

Does your learner ever wonder what makes the Earth dark at night and bright during the day?

Practice geology vocabulary with this challenging crossword puzzle.

Our solar system has hundreds of moons! Read a bit about how a moon is formed with this lunar lesson.

Think toads and frogs are the same? Think again! Check out this breakdown of the differences between the two, complete with a quiz to check your new knowledge.