Fossils have a lot to teach us about life on earth, but they can also be used to help teach kids the scientific method.

How do you make recycled paper? Learn all about the recycling paper process on this informative worksheet.

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

Learn all about the ooey-gooey areas of land called wetlands that provide a home for certain kinds of plants and animals.

How can you tell how old a tree is? Look no further! This worksheet gives a basic overview of tree rings for your little scientist.

This worksheet is all about the U.S. space mission of Friendship 7, and will help kids with reading comprehension and U.S. history knowledge all at once.

All kids love animals, but how much does your child know about them? Kids will get to learn some animal vocabulary with this wild crossword puzzle.

These pictures have a lot to say! The animals in this worksheet don't talkÃbut they can tell you a lot about what they're like by the way they look.

The insect order Hemiptera consists of True Bugs such as Stainers, Assassin Bugs, Leaf-Footed Bugs, and this Boxelder Bug.

Help your child learn about facts and opinions. Kids will read statements about animals before determining whether each statement is a fact or opinion.

Natural resources are crucial for sustaining life on the planet. Encourage your child to get to thinking about plants, one of Earth's natural resources.

Introduce your little astronomer to Earth's 'sister planet' Venus! He'll color the picture as he learns fun facts about our solar system's brightest planet.

Through a simple matching activity, kids learn how their actions can have a direct effect on the environment.

Help your child learn about the nervous system and the digestive system with this fun worksheet, which will challenge his knowledge of physiology.

Are you aware of how many endangered species there are in the world? Use this trivia sheet to test your knowledge of some beautiful but endangered animals.

All living things need water to survive. Listed are some of the ways we use water: can your child think of others?

Children get to know animals of South America in this nature-themed worksheet.

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

Test your little nature-lover's knowledge about our feathery friends. Can she figure out which bird fits each description?

This word search introduces your child to important rocks and minerals vocabulary, as it strengthens his attention to detail.

Your child has probably tried a potato, but does he know the process it goes through to make it to the table? Find out with this life science worksheet.

Does your second grader love farm animals? This easy writing exercise will help your child be more observant about tracks left by some familiar animals.

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

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

Is air a natural resource? You bet! Air as a resource carries oxygen, which we need. Read and write about ways air quality can be affected.

Pick up some facts about squids, including about the fascinating Giant Squid, and do a bit of writing on this reading comprehension worksheet.

Whether you say buffalo or bison, it is still the largest land mammal in North America. Discover a bit more about this majestic animal.

Just like people, animals have babies that grow up into adults. On this worksheet, Kids draw a line to match each baby with its adult version.

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

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.