Do you know why Mars is called the Red Planet? Find out that and more on this planet printable.

Use a seesaw to see what happens when opposing forces become balanced or unbalanced!

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

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

Fact: This worksheet is about unusual animals from all over the world. Opinion: This is the best fact and opinion worksheet ever!

Use this fossils worksheet to help a child learn about life on earth. Your child will learn about evolution and extinction, and also form a hypothesis.

This Awesome Anatomy page focuses on the heart and how it pumps blood to all parts of your body.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

Give your little animal lover a great coloring sheet, complete with a few fun facts about the red kangaroo!

Cave formations come in all kinds of shapes and sizes; get the scoop on common cave formations with this two page printout with a maze and vocabulary.

Review energy terminology with this fun fourth-grade crossword puzzle!

Looking for a worksheet to help your kid with science? This printable will help him with his knowledge of geology.

Test your child's science savvy with this worksheet, which asks your child to identify what items are made from plants.

This mole has a pouch for its young, just like kangaroos. Get your child into life science learning with this fun coloring page.

Go cloud-gazing on a nice day, and use this fun cut-out chart to name the types of clouds you see!

Encourage your child to take a nature walk, using the prompts on this worksheet to write and draw their observations of plants, animals, sounds, and more.

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

Did you know people can live with just one kidney? Get a head start on human anatomy with this info sheet on kidneys.

Dig into a food web in this engaging worksheet!

For kids learning geography or earth science, this is the perfect review sheet for drilling students on common geography terms and phrases.

All animal houses are different, depending on each animal's needs and abilities. Can your little scientist draw the homes for these animals?

Quiz your little scientist on his knowledge of the soil layers! He'll be reviewing some important earth science concepts and key terms.

On this worksheet, kids learn all about the look and location of Uranus, and they get to cut out a picture to use in their own Solar System diagram.

What are the different types of animal body coverings? Help kids sort and categorize these animals based on their body coverings.

Get your kindergartener started on Earth science with a lesson on the seasons. Kids write the name of each season under the correct picture.

Children work on pattern-spotting and observation skills as they determine which of these six type of creatures is a bird.

Learn more about the earthworm by reading the diagram and, if you dare, conducting a few of the experiments on the next page.

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

Sometimes your senses can play tricks on you. Experiment with your sense of taste and your sense of smell with this simple experiment!

Fill in the blanks from the words listed in the word bank, then keep this sheet handy to prepare for tests and quizzes on life science and photosythesis.