Find out all about the different parts of the eyes and how they work together to make vision possible.

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

Find out everything you need to know about lightning rods! These metal poles have quite a special relationship with lightning.

Use this cool 2-page worksheet to make your own big dipper clock!

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

Our silkworm facts help your little one understand more about these special invertebrates. He'll read about their life stages and answer some questions.

Animals need to adapt to survive! Teach your child how some animals can blend with their surroundings using camouflage.

Some devious mice have stolen important information from the periodic table. Can middle-grade chemists put the elements back together again?

How was our solar system created? Read a bit about one of the most well-known theories in this worksheet about the Big Bang.

Kids love squids! This simple squid diagram will help your 5th grader memorize the squid anatomy.

How fast does sound travel? Help your child figure out the physics of sound waves with this informative worksheet.

Count the number of sea creatures and make a bar graph with this shark worksheet. Make an underwater word ladder with your 2nd grader, too.

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

Explore the science of the sun with this make-your-own sundial activity! Just do a little bit of cutting and coloring, and let the sun do the rest of the work.

Can you guess how the Screech Owl got its name? Learn some fun facts about this species of owl with a fun info sheet!

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

How far away is the Red Planet from the sun? Find out with this great Solar System printable.

Don't let school year learning slip away this summer: use this chemistry worksheet to practice identifying elements.

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

Teach your child all about the growth cycle of carrots, those bright orange veggies found on dinner tables everywhere.

Learn a little about our planet with an Earth coloring sheet and find out more about our travels in to space by aswering the question at the bottom of the page!

Discover the many different kinds of conifer and deciduous trees as you complete this word search!

Help your child learn about facts and opinions in this animal-themed worksheet! Students will read sentences and decide whether they express facts or opinions.

Crank out a better understanding of simple machines with this worksheet all about the wheel and axle!

How does our hearing work? Give your child a great guide to the anatomy of our ears with this anatomy worksheet.

This helpful worksheet lays out all the qualifications for planethood. A great way to start studying outer space science!

Meet the master of compound machines: Rube Goldberg! His wacky contraptions put a whole new spin on the use of simple machines.

Nature is all around us! But how much does your child know about our natural world? Test her knowledge with some nature fun-facts trivia.

How much does your child know about the structure of his stomach? Learn a bit about this important organ with an informative anatomy sheet!