Learn more about the mysterious brain and how it works with this brain anatomy worksheet.

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

Encourage your child to take a nature walk, using the prompts on this worksheet to write and draw their observations of plants, animals, sounds, and more.

Play a fun game that combines the periodic table with a classic concentration game.

Did you know that invertebrates don't have backbones? Find out some different types of invertebrates with the clues in this crossword puzzle.

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

Budding scientists will learn about the density of salt water and perform an experiment with food coloring, salt water, and fresh water.

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

Learn more about the swirling, whirling science behind tornadoes with this wild worksheet.

Is your fourth grader learning about electricity? This worksheet is all about circuits, tests her skills and reinforces the concept of how a circuit works!

There's a lot happening beneath the waves, including the ocean food web. Take a closer look with this colorful printable.

Learn more about the skin (and the science behind pimples -- ew!) in this printable life science diagram.

Take a plunge under the surface of the earth! With this worksheet as your guide, you may explore the geological processes of our planet.

Use this simple graphic organizer to map out a new word and explore it in depth.

Cranium, noodle, melon, noggin...the human skull has been called a lot of things over the years. Here are the proper names for each part.

The Earth is very much alive, even its rocks shift and change. Practice geology vocabulary with this challenging word search.

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

This skeletal system worksheet, featuring a funny diagram of a human skeleton, is just the thing kids need to master their skeletal system vocabulary.

Children will learn important facts about food chains in these worksheets.

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

Which comes first, genus or phylum? To complete this life science crossword, kids need to put the 9 levels of biological classification in the correct order.

This Awesome Anatomy coloring page is all about the human eye, and makes a handy study tool as well!

A useful overview of terrestrial biomes, including a climate key.

Studying the human body? Get to know your body inside and out with this muscle diagram.

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

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

Dr. McSquare is here to help kids learn the scientific method. His reports are all in disarray--can your child sort label each part with the correct step?

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

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

This earth sciences worksheet offers a simple and informative overview to a fascinating geological phenomenon.