What happens to our food after we swallow it? Chomp on some body science with this diagram of the digestive system.

Flex your mind muscles with a body science worksheet! Your child will learn the fundamentals of what makes up our muscles.

How cool are chromosomes? Read what Steve the savvy scientist has to say about chromosomes and genes before testing your knowledge with some fill-in-the-blanks.

What is the water cycle? We're glad you asked! Learn about this amazing natural system that's been working for billions of years.

What happens to water after it rains? Learn about the stages of the water cycle in this colorful worksheet!

What does the pancreas do? Kids will check out the diagram, read a paragraph, and put their reading comprehension skills to the test by filling in the blanks.

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

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

Energy is a crucial part of physical science! All things on Earth have energy, whether it's potential or kinetic.

Children learn the fascinating physics behind lightning, along with a few fun facts, in this physical science worksheet.

Introduce children to photosynthesis with this fill-in-the-blanks life sciences worksheet!

Get to know your genes with Steve the savvy scientist! Genes help determine everything from your hair color to your height.

Learn about the many different biomes the Earth is home to in this life science worksheet, which holds the answers to some simple life science questions.

Discover how water flows in this informative environmental science worksheet!

Cells are the building blocks of all living things! Help your little scientist learn the basics of a cell with this fun activity.

Did you know there are clouds in space? They are very different than the ones on Earth! Read a bit about nebula in this space science worksheet.

Get a brief history of the atom with this introductory page for young physicists!

Discover how cover crops enrich soil and support healthy crop growth with this research-based worksheet for fourth and fifth graders!

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

Use this blank periodic table to work on your memorization of the table for your next quiz!

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

Learn more about what lives--and what thrives--in marshes with this fill-in-the-blank worksheet on marsh ecosystems.

Do you know how tornadoes form?This science worksheet diagrams what is known about what causes tornadoes to form.

Learn what distinguishes a meteoroid, meteor and meteorite with this outer space science sheet!

Dive deep into your body's circulatory system with this worksheet on blood and what it's made of.

Ever wonder what causes lightning to strike? Explore the physics of lightning with this striking physical science worksheet!

Use this lightning diagram to go along with what your child is learning about weather systems in school!

What is Pluto? According to scientists... no, not quite. Find out more behind the answer to that age-old question.

Do you know what the thyroid does? Learn about our body's largest gland with this human anatomy info sheet.

Have your little chemist think about the properties, or characteristics, of metals. What makes them different than non-metals?