This colorful worksheet builds an early chemistry foundation, giving middle school students practice with the periodic table of elements.

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

Help your child learn about one of the most elementary elements, gold.

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

Did you know that light could bounce? Set up a light obstacle course with a few mirrors and watch light bounce around your room.

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

What's the difference between renewable and non-renewable energy? Help your student discover the various forms of energy we use each day.

Give middle-grade students a painless beginner's introduction to the periodic table of elements with this fun worksheet.

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

Explore the strength (or magnitude) of magnetic forces with this two-page physics worksheet for middle grades!

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

Learn all about light refraction by simply placing your pencil in a glass of water. Warning: your pencil may not be quiet the same afterward.

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

Important information has gone missing from the periodic table. Can you fix up these elements so that they read the right way?

Budding scientists can learn about an important physical science concept with this worksheet all about density!

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

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

Glass is everywhere, but have you ever wondered where it all came from? It doesn't grow anywhere -- we have to make it!

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.

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.

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

Some devious mice have stolen important information from the periodic table. Can middle-grade chemists put the elements back together again?