Kids completing this third grade math worksheet multiply by 6 to solve each equation and also fill in a multiplication chart for the number 6.

Here's a thorough, easy-to-understand breakdown of the color wheel that includes primary, secondary and tertiary colors.

Wolves are an animal with a bit of rough past in Yellowstone National Park. Learn all about them!

Put your addition skills to the test with these puzzle boxes for second and third graders!

This multiple meaning words worksheet uses context clues to help kids make sense of homonyms, or words with multiple meanings.

Can your kid finish this multiplication worksheet in three minutes? This minute math multiplication exercise puts your child's arithmetic skills to the test.

Grammar enthusiasts and baseball fans will enjoy identifying the adjectives—and the nouns they describe—in this engaging parts of speech worksheet.

In this worksheet, learners will change the meanings of 20 words by adding the prefixes dis-, -re, or -un to them.

Learn about the great horned owl of Yellowstone National Park, a bird so big and mean that it has the nickname, "tiger owl."

Use this reading worksheet to help second and third graders learn about the inspiring work of Jane Goodall, famous scientist and conservationist.

Kids completing this third grade math worksheet multiply by 4 to solve each equation and also fill in a multiplication chart for the number 4.

Children will learn how to make subjects and verbs agree, and then practice completing ten sentences with the correct verb, in this appealing grammar worksheet.

Kids completing this third grade math worksheet multiply by 5 to solve each equation and also fill in a multiplication chart for the number 5.

Little explorers take a mini-tour of the United States on this third grade geography and social studies worksheet. Kids use a map to answer geography questions.

Kids use a U.S. map to locate and color their home state and show where they've been and where they'd like to go on this third grade social studies worksheet.

Learn about the grizzly bears that live in Yellowstone National Park.

Grab your trusty flashlight and get ready for a scientific treasure hunt!

Read about the small population of huge moose in Yellowstone National Park.

Reinforce your third grader's subtraction skills with this helpful worksheet that's packed with three digit-subtraction problems.

Light travels so quickly that sometimes we can forget it even travels at all. Learn all about the direction light travels and perform your own experiment!

Invite children to get to know their home state a little better with this series of questions and prompts.

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.

Need a colorful way to impress your friends and family? This worksheet has got you covered!

Learn all about Alexander Fleming, the man who invented penicillin and the happy accident that brought him to it.