So what on earth is this funky creature? He is a Louisiana Pancake Batfish, one of several brand new species discovered within the past two years.

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

Get the facts on the beautiful elk, an American treasure and a symbol of Yellowstone National Park.

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

Is a feather liquid, soft, spotted, or heavy? Practice describing everyday objects, or matter, with this second-grade science worksheet!

Explore the applications of electrical energy with this helpful second-grade worksheet!

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

What a wonderful world word search! See if you can find all 10 of the Earth-related terms in the word search.

What makes a reptile different from an amphibian?  Learn all about animal classifications in this worksheet for second and third graders!

Listen closely! Do you hear anything? Identify examples of sound energy in this kindergarten and first-grade worksheet!

Shed some light on the interactions between objects and light with this science worksheet for kindergarteners and first graders!

Learn about the texture and hardness of different objects in this second-grade worksheet!

Budding paleontologists will refer to a word bank to identify 10 dinosaur-related vocabulary words in this playful word search puzzle.

Can your child name 10 animals that make their home in the mountains? After completing this worksheet, he'll know all about mountain habitats!

Students flex their physical science knowledge by classifying items as solids or liquids in this fourth grade states of matter worksheet.

How do trunks, claws, and flippers help animals? Discover how animals use different parts of their body to meet their needs in this kindergarten and first-grade life science worksheet!

Did you know some baby birds take 10 days to hatch, and some can take 80 days! Learn all about these cute creatures and finish your lesson off with a fun maze.

What does a dog eat? Kids choose the pictures that show what kind of food each animal likes to eat in this first grade life science worksheet.

Discover different types of energy with this third- and fourth-grade science worksheet!

Use a seesaw to see what happens when opposing forces become balanced or unbalanced!

Gear up to go into the science lab with the help of this activity!

In this North American animal tracks worksheet, students hone their observation skills by matching tracks to animals.

Connect the dots from 1 to 30 to reveal Styracosaurus's mighty horns.

Learn about the science behind one of nature's most awesome spectacles: monsoons.

Read about one of Yellowstone National Park's coolest animals, the big horn sheep.

Learn more about Gallimimus, one of the fastest dinosaurs, with this cool dino dot to dot.

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

Is your little one into creepy crawlies? Test his bug knowledge with a fun crossword puzzle.

Learn about Red River Hogs in this series of animals facts sheets and coloring pages in one.

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