How did salt ever get into the ocean? Find out how, and then try conducting your own salt water experiment.

Have you ever wondered why water in a drinking glass looks clear while water in the ocean looks blue? Find out why with this fun worksheet!

Introduce children to physicist Albert Einstein — and a bit of theoretical physics — with this mini biography.

Dip your toes into a marsh habitat in this second- and third-grade worksheet!

Explore the lush plant life of the tropical rainforest in this second- and third-grade worksheet!

Never heard of the planet Pirjute? That's because it's Jupiter, with mixed-up letters! Kids unscramble planet names on this third grade science worksheet.

The animal names on this third grade science and spelling worksheet are all mixed up! Kids unscramble reptile and bird names to complete the worksheet.

Right now the Earth is spinning, whether we can feel it or not. Do you know why? Uncover the science behind our spinning planet with this informative worksheet.

Does your little scientist know the different types of energy? Explore energy with this helpful info sheet!

Teach your child the difference between potential and kinetic energy with this introductory worksheet.

Ancient mariners mistook the manatee for a mermaid! Your young biologist won't make the same mistake after learning about the manatee with this worksheet.

Without rain, we wouldn't have any puddles to splash and stomp in. Does your third grader know why and how rain falls from the clouds?

Get to know each of the Seven Summits, then organize their heights into a graph.

In which habitat could you find an arctic fox, a polar bear, and a snowy owl? Have your kid find tundra animals with this word search worksheet.

Put your kid's observational skills to the test with this word search that will help her learn some of the animals that inhabit a rainforest.

Help your budding geologist learn about these common landforms in this worksheet on peninsulas and capes.

Learn how sand dunes form, and a little bit about desert formations like yardangs as well, in this science summary sheet.

Mix a little art into your science with this reading-slash-drawing sheet on hills and valleys.

Where'd that shadow come from? Next time a scary shadow crosses your path, you'll know just what to look for.

Encourage your child to take a nature walk, using the prompts on this worksheet to write and draw their observations of plants, animals, sounds, and more.

Collecting data is an important part of math and statistics. Practice gathering data using items around the house or classroom!

Let your child put her thinking cap on and take a moment to write about the influence people might have had on the formation of landforms.

Here's a fun way to review photosynthesis with your child! She'll show off her science knowledge as she answers questions to complete the crossword puzzle.

Searching for a worksheet that will help your child practice their reading skills? This printable uses life science as a background to help young readers.

Next time you head outside for a hike or a camping trip, bring along this checklist of animal tracks!

Identify the appearance of the moon during its three main phases which include the New Moon, Quarter Moon, and Full Moon.

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.

What's your favorite animal? Kids love answering that question, and with this animal research graphic organizer, they can write all about it.