Teach your little scientist the difference between physical and chemical changes, on a molecular level.

It's a bird! It's a plane! It's Physics Man! Test your knowledge of the physical world with this fun questionnaire that takes physics to a super-heroic level.

A fill-in-the-blank exercise on tornadoes, made for fifth grade science students.

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!

Practice identifying living and nonliving things with this first- and second-grade science worksheet!

This water cycle worksheet is great for 5th grade scientists. Try this water cycle worksheet with your child as a review for test preparation.

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.

For each item on this first grade science worksheet, kids match a piece of clothing with the thermometer showing a temperature for wearing the item of clothing.

Kids learn about the Earth's solid and atmospheric layers, then label the diagram with the correct terms in this fifth grade Earth science worksheet.

Can you tell if it is sunny, windy, or cloudy outside? Learn about different types of weather in this worksheet for kindergarteners and first graders!

Get out there and see what nature has to offer! This personal goal-setting worksheet will help your first grader get a head start on the summer.

How long does a butterfly live? Find out with this worksheet! Give your second grader a fun way to practice making graphs using given information.

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?

Fill in the blanks from the words listed in the word bank, then keep this sheet handy to prepare for tests and quizzes on life science and photosythesis.

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.

If Dorothy had lived a little further south, she might have been swept away to Oz by a hurricane.

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

Shake up your science studies with this worksheet about earthquakes.

Help your child understand pollination with this informative worksheet, complete with a diagram.

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.

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

Kids will learn about fossils in this worksheet. Help your child learn about the scientific method by getting him to examine a fossilized dinosaur skeleton.

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

Use this fossils worksheet to help a child learn about life on earth. Your child will learn about evolution and extinction, and also form a hypothesis.