Ever wonder what makes the leaves change colors in the fall? Find out with this fascinating life science worksheet.

These 12 dinosaur names are all mixed up, and need a dinosaur expert to help unscramble the letters.

What is wrong with these animals? Their tails are all mixed up! Enjoy a fun activity to help your child learn to sort and categorize items.

This Lily and Dragonfly coloring page will engage second graders in a fun coloring exercise while helping them learn the scientific names of the species.

Do you ever see shapes in the stars at night? In ancient times, people named these shapes, and now we know them today as constellations!

These printable Valentine's Day cards are perfect for a kid who's in love with animals and science!

Learn to pay close attention to detail with this close-up observation worksheet!

All animal houses are different, depending on each animal's needs and abilities. Can your little scientist draw the homes for these animals?

Watch out for this charging ram! The stars in the Aries constellation make up a ram -- if you use your imagination.

Does your little gardener know about compost? Quiz him on the basic elements of this excellent gardening tool.

Can you figure out how the Triceratops got his name? Study this Triceratops fact sheet and see if you can guess.

The bluebird is a small bird that likes to sing...betcha can't guess what color it is! Take a look at the New York state bird.

The Wyoming State bird is the Western Meadowlark. First graders can learn fun facts and add color to the picture!

Your nature lover can learn the basics of drawing a tree with this simple step-by-step guide.

Fossils can tell us about life on earth, but they can also teach kids the scientific method.

Grab your colored pencils and your crayons and get your creative juices flowing with a story starter worksheet that lets you add the illustrations!

Use this fun frog worksheet to practice place value and expanding numbers.

Learn all you need to know about our purple mountain's majesty with this fun ecosystems sheet!

Can you figure out how to match each leaf to its correct tree? Just cut out the leaves, glue them to the trees and then pick your favorite!

Sagittarius clearly isn't your average archer -- for one, he's half a man and half a horse!

Fossils have a lot to teach us about life on earth, but they can also be used to help teach kids the scientific method.

Not all leaves are shaped the same. Discover the difference between palm and elm leaves as you match each leaf to its tree. Which leaf shape is your favorite?

This friendly-looking penguin is cute enough to cuddle, but your kindergartener can start by filling out this chart of penguin parts.

Without reflective surfaces, this biker would have a much more dangerous ride. Can you find all five reflective surfaces present in this scene?

Get lost with a dizzying maze that challenges you to help the lightning bolt reach the ground!

Does your child have a knack for astronomy? Teach him about the constellations with this great worksheet.

Is your child crazy about snakes? Introduce him to the rosy boa with this fun and informative quiz.