Cranium, noodle, melon, noggin...the human skull has been called a lot of things over the years. Here are the proper names for each part.

Let your little weather observer discover the four seasons! She'll match up each season with its proper picture to show her knowledge of how weather changes.

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!

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!

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!

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.

Help your child learn about one of the most elementary elements, gold.

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

Dr. McSquare needs help sorting out his lab reports. Can your child read each item, then label it with the correct scientific method step?

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

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.

These "Dig It!" worksheets not only teach about life on earth, they teach the scientific method as well.

Determine which magnets have the strongest force in this third- and fourth-grade worksheet!

Explore one of the great mysteries of the universe with this space science worksheet on black holes.

Learn about some of the most common forms of energy with this helpful one-pager for third graders!