What is the difference between condensation and evaporation? Learn about natural cooling and heating processes that are caused by changing states of matter!

When we push or pull an object, we exert force on it. Get your child thinking about force by challenging him to describe how each person is exerting force.

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

Every four years something funny happens with our calendars -- we add a day! Why do we do this? Discover the science behind leap year.

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

Searching for a worksheet that will give your kid help with his science skills? This printable will challenge his knowledge of the metric system.

Did you know that the screw is actually one of the six simple machines? This handy machine helps to make work easier!

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

Sometimes measuring liquids scientifically is tricky. Give your budding scientist some practice, by reading measurements on graduated cylinder illustrations.

Little scientists can learn about a fundamental concept of physical science with this worksheet all about density!

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

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.

A lot of common objects use electromagnets to work. This word search will get your child thinking about all the electrical and mechanical devices around her!

How fast does sound travel? Help your child figure out the physics of sound waves with this informative worksheet.

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

If your scientist is mad for magnets, let him explore a few fun facts about magnetism with this physics page!

Did you know that air has substance too? Learn about air resistance, also known as drag. Air resistance affects the movement of all the things on our planet!

In this worksheet, kids learn about basic physics concepts like mass, momentum, and velocity by applying them to a popular winter sport: slalom skiing!

It's a paper parachute brigade! Learn how to build your own parachute, and learn how the parachute was invented over 500 years ago.

Atoms are some of the tiniest particles that make up our world. Give kids some perspective with this worksheet that shows kids just how small atoms are.

During the Gold Rush, people weren't sure if they found gold or something else, and these easy steps would help them be sure.

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

Did you know that an elevator is actually one of the six simple machines? Help your child understand how the pulley works.

Young inventors will have a blast with this worksheet on compound machines! Use three of the six machines together to make work easier.

Help your child get to know an elementary element with this worksheet about iron.

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

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.

Meet the master of compound machines: Rube Goldberg! His wacky contraptions put a whole new spin on the use of simple machines.

Kids draw examples of solids, liquids, and gases in this 1st grade physical science worksheet that focuses on the states of matter.

Help your child get to know the most elementary of the elements with these handy worksheets.