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The earth is always changing and moving.Learn all about weathering and erosion with this worksheet.

Stretch your backbones and learn about the creatures that have a spine and those you don't!

Learn how conductors and insulators affect the flow of electricity in this helpful fourth- and fifth-grade worksheet!

Together, water and photosynthesis are the source of all life on Earth! Little curious minds will enjoy discovering the ins and outs of photosynthesis.

You have a lot in common with all the other humans on this planet. You all have noses and arms and fingernails, but what makes you different?

Learn about the amphibians and reptiles of Yellowstone National Park.

What happens to water as it travels through mushy, smushy wetlands and swamps? Find out all about the water cycle and fill in scientific terms in the swamp.

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

Mix a little art into your science with this reading-slash-drawing sheet on hills and valleys.

Practice identifying living and nonliving things with this first- and second-grade science worksheet!

In this worksheet, students will read two different passages about the platypus. Kids will compare and contrast the passages, and identify the main ideas.

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?

Your child will learn how electricity is made and used by drawing pictures of household products that use electricity to create light, heat, and motion.

Can you explain why your blue shirt is blue? This worksheet is full of facts about light and how it reacts with objects to give us the perception of color.

Get your child into learning with this fun color and learn page. She can read some fun facts about possums, and have a fun coloring session at the same time.

Describe how things feel when you touch them and push on them!

Learn about a few common insects and arachnids as you color them in!

Can melted wax turn back into solid wax? Can scrambled eggs turn back into raw eggs? Learn the answers to these questions and more with this second-grade worksheet about reversible and irreversible changes!

This worksheet featuring food and natural resources touches on the subject of food chains.

Learn about the texture and hardness of different objects in this second-grade worksheet!

Teach your child the difference between potential and kinetic energy with this introductory worksheet.