How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

What happens when colored beams of light mix? You might be surprised.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

This science fair project idea experiments with spinning color wheels and optical illusions.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.