There aren't many blue animals out there, but here's one that will be fun to color: the blue dart frog. Its bright color warns predators that it is poisonous.

Have you ever wondered why water in a drinking glass looks clear while water in the ocean looks blue? Find out why with this fun worksheet!

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.

This fun worksheet is jam-packed with fun facts, a word search and trivia questions, all about the baboon!

Can you explain why your blue shirt is blue? This worksheet is full of facts about light and how it reacts with objects to give us the perception of color.

This worksheet features Uranus facts. Did you know this planet is blue and spins on its side?

Roses are red, violets are blue, I know the parts of a flower, how about you? Learn about flower anatomy with this worksheet.

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.

Analyze fossils with this engaging third-grade science worksheet!

Uncover secrets of the past with this third-grade worksheet about fossils!

Ever wonder what's inside a camel's hump? Find out with this fun worksheet! It's jam-packed with facts about camels.

Unearth fossils in this explorative third-grade worksheet!

Looking for a fun way to supplement your child's science learning? Try out a life science crossword puzzle! This one's all about ecosystems.

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

Discover the animals and plants of the past in this fossil-focused worksheet!

Renewable energy is extremely important for the Earth's future! Test your child's knowledge of renewable resources with this review sheet.

Use the clues in this crossword puzzle to fill in the blanks with different types of snake names. Learn interesting facts about snakes as you go!

Ever wonder what's inside a camel's hump? Your child will become familiar with animals that live in the desert with this fun activity sheet!

Did you know that invertebrates don't have backbones? Find out some different types of invertebrates with the clues in this crossword puzzle.

Do you know what's the largest parrot in Africa? It's the African grey parrot! Learn about this blabbering bird and give the image some color.

Do you know which animal has two humps? Your child will use clues to determine what animal name fits in the crossword puzzle with this worksheet.

Here's a great worksheet for teaching your kids all about the planet Mercury. Did you know that it's the smallest planet in our solar system?

Pigs, cows, and ducks, oh my! The clues in this animal crossword puzzle worksheet will help you remember what animals there are on a farm.

Crossword puzzles are a great way to make life science learning fun. This one's all about natural selection, and it's sure to give your child a fun challenge.

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.

Discover Earth’s different spheres with this fourth- and fifth-grade earth science activity!

Discover the impact of water on Earth’s landscape with this fourth-grade erosion worksheet!

Learn the ins and outs of one of the body's most important organs: the heart!

Increase your child's vocabulary and knowledge of the scientific world around him with a single sheet!

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.