Where is the liver located? Using the diagram as a reference, kids cut out the different parts of the liver from this worksheet and piece them together.

Go from a butterfly beginner to an expert with this worksheet, full of pretty butterflies and tons of information about where butterflies live.l

Water covers 70% of Earth’s surface—but where exactly is it? Find out in this fifth-grade worksheet!

Track down the missing matter in this fifth-grade science worksheet!

Do you know how clouds form? Get the basic idea of how moisture in the air can become a cloud.

Let your curious kid learn a little bit about how fireworks work in this summer science sheet.

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

Do you know how Tsunamis are formed? This worksheet shows the physics behind tsunami formation.

How does blood flow through the heart? This worksheet prompts kids to map how blood is pumped through this sophisticated organ.

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

Our solar system has hundreds of moons! Read a bit about how a moon is formed with this lunar lesson.

Color in this Awesome Anatomy page on the respiratory system and learn about how we breathe!

Color this Awesome Anatomy coloring page that focuses on how the ears work to hear sound.

The periodic table of the elements is full of helpful information. Figure out how to read the periodic table with this helpful guide.

Did you know plants make their own food? Discover how with this fill-in-the-blank worksheet for third and fourth graders!

Where to flower babies come from? Use this word search to learn about the different pollinators in our environment, and how they help spread plant seeds.

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

Learn about pearls, which seem like normal jewelry from a factory but are actually made from the mucus of mollusks!

Learners will discover a simple overview of the human muscle system in this introductory worksheet.

Where do flower babies come from? Find the answers in this word search about plant reproduction!

Introduce your budding scientist to chemical reactions with this simple and fun science experiment!

Learn the ins and outs of one of the body's most important organs: the heart!

Help your child read this page about the Sumatran rhinoceros, where they can color an illustration as they learn about why this animal is endangered.

Discover the impact of water on Earth’s landscape with this fourth-grade erosion worksheet!

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

Have you ever wondered why giraffes have long necks or why lions have sharp teeth? Find the answers in this third- and fourth-grade worksheet about adaptations!

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

Discover the connections between the sun, plants, and animals in this fifth-grade worksheet all about photosynthesis!

After he fills in the blanks, your student can hold on to this worksheet on hydrogen for reference when preparing for tests and quizzes on physical science.

Discover how water flows in this informative environmental science worksheet!