Budding inventors can get a fun review of the simple machines with this word search.

Budding biologists can learn all about human digestion with this information page, complete with a diagram of the digestive system.

Can you tell which types of weathering caused each of these changes in the earth? This activity is a great way to review the 3 main types of weathering.

Spring is on the way with flowers trumpeting the return of sunshine. Explore this diagram of the calla lily and color it in too!

Ready for a truly electrifying lesson in science? Find out how electricity forms and what makes a lightning bolt!

Learn all about how to convert kilograms to pounds in this weight conversion worksheet.

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

Don't let your kid bark up the wrong tree! Engage him in a word search filled with tree terms, boosting his attention to detail and problem solving skills.

Learn all about cells, the tiny pieces that make up our body, in this color-in diagram.

Did you know that our skin is actually an organ? In fact, it's the largest organ in our bodies! Learn about our skin with this anatomy sheet.

This Earth Day quiz family and friends with this true or false questionnaire. It's all in good, informative, fun!

The food chain is an important life science concept for fouth graders. This game makes it fun to learn!

Here is a brief introduction to The Great Pacific Garbage Patch for kids!

Check out this Awesome Anatomy page about your voice.

Crank out a better understanding of simple machines with this worksheet all about the wheel and axle!

What is the Earth? Here is a reading passage and a word search to help your kid get acquainted with Earth science.

Dragonflies are some of the oddest looking insects in the world, so it's appropriate that they have so many unique characteristics. Read all about them!

If you're fascinated by bugs, check out this coloring page featuring the insect order Odonata, which consists of damselfies and dragonflies.

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

Find a definition of what "natural resources" are, and complete the natural resources word search. It's a good vocabulary warm-up!

This Awesome Anatomy sheet focuses on the brain, often considered the most vital of vital organs.

Learn about Ichthyosaurus, a reptile that lived in the ocean, with this cool dinosaur dot to dot activity.

Microscopes bring biology to life, allowing us to explore the world's tiniest living things. Have your child create his own organism in the sample slide.

This nonfiction passage helps kids develop reading comprehension skills, as well as learn important ecological facts.

Does your child love butterflies? She'll learn all about them as she's asked to draw each stage of the butterfly's life.

These pictures have a lot to say! The animals in this worksheet don't talkÃbut they can tell you a lot about what they're like by the way they look.

Learn a bit about meteors, asteroids and comets as they travel across the night sky. Can your child round out the page by adding color to these orbiting rocks?

Just like all plants and animals, you go through different stages in life too! Help your child to see how he will change and grow throughout his life.