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Guglielmo Marconi was a man who made waves in radio and sound. Learn about his life and work, then answer a short essay question in this science worksheet.

Use a seesaw to see what happens when opposing forces become balanced or unbalanced!

Take a science-filled trip to an amusement park in this third- and fourth-grade worksheet!

This science worksheet tells all about James Watt, the man that powered the Industrial Revolution.

Help your student become aware of everyday energy use with this fill-in-the-blank worksheet.

What is geothermal energy? Find out how we use parts of the Earth to provide us with renewable energy!

What is energy? Energy is the ability to do work! Use this colorful worksheet to teach your little scientist the basics of energy.

What is wind energy? Teach your students how we can use the wind to create electricity!

What is water energy? Also known as hydro power, water energy is one of our important renewable resources!

Educate your budding scientist about fossil fuels with this worksheet about non-renewable energy.

What is biomass energy? Learn about an important form of renewable energy with this colorful worksheet.

Introduce your child to the inclined plane, one of the six simple machines that helps to make work easier for us!

Teach your kids all about the second planet from the Sun with this simple science sheet.

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

Brush up on some physics vocabulary with this energy word search!

Wedge your way into physics fun! You and your child can learn a bit about one of the six simple machines with this worksheet all about the wedge.

Introduce your flashlight to mirrors. Mirrors are cool surfaces that reflect light just as well as they reflect your face.

Fly high with The Wright Brothers, two siblings who soared to the forefront of history with their design for the first modern airplane.

Without light sources, we wouldn't have any light. Can you imagine a world without any light sources?

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

Looking for a worksheet to challenge your child's knowledge of science? This printable asks him to identify a solid, liquid and gas.

Explore magnetism with this colorful science worksheet for third and fourth graders!

What is solar energy? Discover how we use the power of the sun, and complete this worksheet about an important renewable energy source.

Is orange juice a solid or liquid? What about a cookie? Practice classifying everyday objects in this first- and second-grade states of matter worksheet!

Analyze everyday objects and identify states of matter with this second- and third-grade science worksheet!

What do juice, water, and tea have in common? Compare and contrast matter in this engaging second-grade worksheet!

Do you measure distance in inches or seconds? When do you use miles? Answer these and more with this third-grade worksheet about the customary system of measurement! 

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!

Practice describing different objects and substances in this colorful worksheet!

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