In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Test whether cutting up meats will make it cook faster than just cooking it whole.

Discover whether people can distinguish what a person looks like just by listening to their voice.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

This activity is a fun challenge for students who have just started learning to program educational robots.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Word color association is just a fancy way to talk about the way we connect colors with words.

Who says snow globes are just for winter? Help your child create a summer version with this fun art project!

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

Do suds equal more clean or does a sud-free cleaning agent works just as well or even better?

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

In this math and science activity, help your middleschooler learn about proportion and measurement with just her shadow and a tape measure!

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.