What do a key, a goldfish, and a tortoise shell have in common? Find out with this second-grade science worksheet!

Match forms of energy to common examples in this third- and fourth-grade science worksheet!

What has two legs and carries its baby in a pouch? Fill in this crossword puzzle and learn some fun facts about two-legged creatures!

Investigate the mystery of why two tomato plants developed so differently!

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.

Learn about a few common insects and arachnids as you color them in!

Help your budding geologist learn about these common landforms in this worksheet on peninsulas and capes.

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

Practice classifying different animals in this engaging life science worksheet, created for second and third graders!

Hey, did you hear that? Explore real-life examples of sound energy with this kindergarten and first-grade worksheet!

Color in the gold and red colors of this common grasshopper species and learn about insect orders with your child!

Learn about some of the most common forms of energy with this helpful one-pager for third graders!

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

Have some fishy fun by learning both the common and scientific names of different fish! Add color to the underwater scene.

Dive into the electrifying concept of electrical energy in this colorful worksheet!

See if you can identify the objects that let light pass through them with this kindergarten and first-grade worksheet!

Meet the red wolf, an endangered species of animal that was once very common, but in the past 50 year nearly became extinct!

How do you think our universe will end? With this worksheet, explore some of the common theories, and then come up with some of your own!

Describe how things feel when you touch them and push on them!

Learn about the similarities and differences between objects in this colorful science worksheet!

A lot of common objects use electromagnets to work. This word search will get your child thinking about all the electrical and mechanical devices around her!

You have a lot in common with all the other humans on this planet. You all have noses and arms and fingernails, but what makes you different?

Learn more about two kinds of aquatic biomesÃfreshwater and saltwater biomesÃand how you can tell them apart.

Learn about a common hawk native to North America, the Red-Tailed Hawk! Your child will love coloring this page as he reads some fun facts about this species.

Students practice classifying items as liquids or solids for a lesson on the states of matter in this fourth grade physical science worksheet.

If a ship went down, would these items sink or float? Your little one will decide, with this fun worksheet to help him hone sorting and categorizing skills.

These two children sure look alike -- maybe because they're twins!

Did you know that having a pouch or a shell can help an animal meet its needs? Learn how animals use different parts of their body with this matching worksheet for kindergarteners and first graders!

Who will win the marble race in this two-page physical science worksheet?