From nature hunts and rock painting to recycled art and poetry writing, these activities combine scientific exploration with arts and crafts projects.

Match the sense to the picture in this five senses worksheet!

Introduce children to photosynthesis with this fill-in-the-blanks life sciences worksheet!

Invite budding naturalists to sharpen their observation skills with this colorful, printable scavenger hunt.

This Earth Day quiz family and friends with this true or false questionnaire. It's all in good, informative, fun!

Stem, primary root, secondary root … Let your kid dig into this colorful worksheet, and fill in the missing names on this tree parts diagram.

Learn about the amphibians and reptiles of Yellowstone National Park.

This Earth maze features a cool globe design. Perfect as an Earth Day activity, our Earth maze gets your child to consider our home planet.

Learn about the black bears of Yellowstone National Park.

If you know what each planet looks like, you'll have no trouble with this intergalactic crossword puzzle.

Kids write down examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

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

This cute worksheet prompts your first grader to find out what characteristics are shared by amphibians, and then circle the animals that fit that category.

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

Looking for a worksheet to help with your kid's matching skills? This printable is all about matching items with their names!

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

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

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

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

It's easy being green when you have our Earth Day game for a guide. Just print out this Earth Day game and get ready to score one for the planet.

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.

Help your kid get his head around the seasons with this worksheet that asks him to draw a picture of the correct season according to what each kid is wearing.

Even colors have best friends. In the world of color, these best friend pairings are called complimentary colors.

Expose your 1st grader to the animals of Australia in a fun way: coloring! Start with one of the cutest, most beloved animals Down Under, the koala.

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!

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.

Your child may have heard of the Tasmanian devil from a cartoon or from a friend at school, but this worksheet will show him the real Tasmanian devil.

Peel back the layers of the earth in this earth science worksheet. Can you name all of them?

This weather book introduces your kids to weather description words. Trace, draw, and make a weather book while learning about sun, wind, and rain.