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!

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.

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

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

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

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

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.

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

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Can you dig it? This science experiment isn't for kids who like to keep their hands clean.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This science fair project investigates why the number of visible stars changes from place to place.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.