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

Ever wonder why sounds change as they move away from us? Learn all about the Doppler effect with this physics worksheet.

Earth has many different land and water features—can you recognize them? Test your knowledge with this crossword puzzle for third and fourth graders!

Learn about a platypus’ habitat in this kindergarten cut-and-paste 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!

When we get embarrassed or anxious, and all of a sudden our cheeks get red! Why does our body do this? Find out what scientists think blushing is all about.

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

Did you know that sound is actually caused by movement? Vibrations of particles create the sound that we hear.

Young botanists test their plant know-how with this quiz.

Does your budding biologist know his plant parts? Get a great review of some important plant vocabulary with this info page.

Learn to identify and name the parts of a seed in this two-page science worksheet and quiz!

Discover the phases of the moon with this third- and fourth-grade space science worksheet!

Have you ever noticed how some animals walk, while others fly or swim? Study the ways animals move in this preschool and kindergarten worksheet!

Learn about hearing and ear anatomy while doing an ear maze! Kindergarteners learn about the five senses, so challenge your child with fun stuff like this!

This worksheet can help your kindergartener associate words with specific types of sights, such as bright, dark and shiny.

Teach your kindergartener a few words that go with different smells to help him expand his vocabulary and continue learning about the five senses.

As your kindergarten kid learns the five senses, use this worksheet to help her associate new words with different tastes.

As your kindergartener learns the five senses in school, give her a bit of extra practice at home with this worksheet about the sense of touch.

Get charged up about static electricity with this informative fourth- and fifth-grade worksheet!

Learn step by step how to create a report! Research facts about camels, complete the sentences, then use the sentences to create a report about camels.

Did you know the surface of the Earth is always changing? Learn about the events that change Earth's surface with this crossword puzzle for second and third graders!

Did you know we eat all kinds of plant parts, from the root to the flowers? Discover the importance of plants in our diet with this fun worksheet.

What does a plant need to grow? Just like us, plants need food, water and air! Help your child understand more about plant life.

Dreams can be delightful or downright terrifying. Discover the science behind dreams and try to figure out what your dreams say about you.

Children are introduced to the concept of the speed of light in this illustrated worksheet.

Learn how energy changes forms with this fourth- and fifth-grade physical science worksheet!

Find out the the cool science behind ice cubes with this fun worksheet.

Have you ever wondered why manhole covers are round? It's a good thing to know -- big companies sometimes ask that question in interviews.

How do seeds get planted by nature? Find out how the plant life cycle is helped along by natural processes like wind or water.

Discover Earth’s different spheres with this fourth- and fifth-grade earth science activity!