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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.

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

Can your child tell what will be attracted by a magnet? Challenge him to think about why magnets attract certain objects.

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!

Learn all about the science of the movies and the basic concepts behind how they work.

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.

Find out how colors work with an intro to the color spectrum. Kids will investigate the seven colors of the rainbow and do a color wheel experiment.

Magnets are fun to play with, but how do they actually work? Have your child circle the objects he thinks the magnet will attract.

This worksheet teaches your student about physical change vs chemical change, matter, mass, and property. An exciting experiment reinforces the concepts.

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.

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!

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

Children learn the fascinating physics behind lightning, along with a few fun facts, in this physical science worksheet.

Review energy terminology with this fun fourth-grade crossword puzzle!

Looking for a fourth grade worksheet to help your kid with astronomy? This printable will help him learn the relative sizes of planets.

Introduce children to physicist Albert Einstein — and a bit of theoretical physics — with this mini biography.