Use this cool 2-page worksheet to make your own big dipper clock!

Learn about the "dwarf planet" in our solar neighborhood. There are more Pluto facts to learn, if you figure out the answer to the question on the page.

Before trees grow into trees, they start out as little seeds. Can your child match the fruit and seeds with the trees (or plants) they came from?

This experiment requires only lemon juice, salt, sugar and grapefruit. Your budding scientist can get a great introduction to science by testing her own tongue!

Did you know that one of the main ingredients of a perfect pearl is dust? Learn all about the bizarre process behind every pearl with this science worksheet.

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

Take a quick lesson in the otters that inhabit Yellowstone National Park and take an even quicker quiz.

Grandma and grandpa didn't always have gray hair. Find out about what gives our hair color and what makes our hair lose that color as we get older.

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.

A natural resource is something that we use that occurs naturally in the environment. Teach your child about the densest and heaviest natural resource: rocks!

Calling all mad scientists... Electrify your enthusiasm for science! This awesome worksheet will show you step-by-step how to make an electromagnet.

Find out all about the different parts of the eyes and how they work together to make vision possible.

Discover the many different kinds of conifer and deciduous trees as you complete this word search!

Meet the stratocumulus cloud, the kind of cloud that tend to gather in groups when a storm is on the way.

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

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.

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!

Help your child understand why it's so important to take care of the environment with this info-sheet about an endangered species: the spectacled bear.

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

Find out everything you need to know about lightning rods! These metal poles have quite a special relationship with lightning.

Searching for a worksheet that will help your child practice their reading skills? This printable uses life science as a background to help young readers.

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?