What is biomass energy? Learn about an important form of renewable energy with this colorful worksheet.

Learn about the amphibians and reptiles of Yellowstone National Park.

The grizzly bear once roamed across most of North America; now its habitat has shrunk to the northwest. Discover more about the grizzly with this worksheet.

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.

In this worksheet, kids learn about friction by answering questions about the amount of friction in different situations.

Learners will get to know the bald eagle, the national bird of the United States and an inhabitant of Yellowstone National Park.

Where is the Earth in space? Check out this worksheet that describes where weÃand some of our neighborsÃare in our galaxy.

Encourage your little environmentalist to learn about composting! Children will boost their reading skills as they learn what compost is and how it helps the environment.

Children learn why the light from the sun seems white to us, why we see objects in color, and why the sky is blue in this beautiful and fascinating worksheet.

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.

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.

Looking for a way to teach your kids all about the planets? This worksheet is the way to go. It features Venus, the second planet from the sun.

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Learn a little bit about green tree frogs (like that they sleep on the underside of leaves!) and then color in this scene of them at the zoo.

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

Lots of people like turtles, but how much do you really know about them? Get to know one of many types of turtles with this informational worksheet.

Take a look and learn all about this beautiful and rare tiger from the islands of Sumatra in Indonesia.

Here's a creature that can be a heard a mile away: a thick-billed parrot. Learn more about these birds that are the only parrots native to the USA.

Learn the difference between behavioral and physical adaptations with this cut-and-paste worksheet for second and third graders!

Is your child crazy about snakes? Introduce him to the rosy boa with this fun and informative quiz.

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

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

Is it true that male seahorses get pregnant? Find out with this fun, fact filled worksheet, all about seahorses!

How much do you know about our home planet? Boost your Earth knowledge with this science printable.

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!

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

How much do you know about the U.S. national bird? Learn all about the bald eagle with this fun, informative worksheet!

Did you know chameleons can sleep upside-down? Learn more about chameleons with this fun worksheet, jam-packed with fun facts and activities!