Read about one of Yellowstone National Park's coolest animals, the big horn sheep.

Which comes first, genus or phylum? To complete this life science crossword, kids need to put the 9 levels of biological classification in the correct order.

For kids who bug out on bugs, here's the perfect coloring page! Learn about the insect order Coleoptera, which we mostly know as beetles.

If your child loves bugs, he'll adore this coloring page! Learn all about the insect order Homoptera, which consists of Aphids, Hoppers, Cicadas, and more.

Learn about Red River Hogs in this series of animals facts sheets and coloring pages in one.

In which habitat could you find an arctic fox, a polar bear, and a snowy owl? Have your kid find tundra animals with this word search worksheet.

Which animals can live happily alongside humans? With this word search, match up game, fun facts, your child will learn more about urban animal habitats.

In which habitat could you find a blue whale, a squid, and a shark? The ocean, obviously! Have your kid find ocean animals with this word search worksheet.

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

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

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.

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

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

Dig into the past with this third-grade worksheet all about fossils!

Do you measure distance in inches or seconds? When do you use miles? Answer these and more with this third-grade worksheet about the customary system of measurement! 

All the animals in this word search share one characteristic: none of them have bones! Can your child find the boneless critters hidden in the puzzle?

Blast off into space with a fun planet printable. This one features Jupiter, the largest planet in our solar system.

Scorpio, the scorpion, is one of the zodiac signs but you can also find him up in the stars at night!

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!

Many legends told by ancient people have characters that you can find as star formations called constellations! This one is Andromeda.

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

Help your child practice his science skills with this science worksheet, which will challenge his knowledge of reptiles and ask him to solve a puzzle!

Did you know that an elevator is actually one of the six simple machines? Help your child understand how the pulley works.

Launch into learning with this worksheet on Gemini 4, one of the original missions in the early days of the U.S.'s space program.