Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

What does yeast eat? Sugar, of course. But yeast also has some powerful enemies in the form of antifungal agents! Kids test them out in this fun yeast lab.

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

This project explores whether the tempo of the background music we hear in a businesses is important to the environment and how customers move.

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

This project will explore whether music influences physical endurance.

If you hold a fire up to a balloon, it pops instantly. What if you could prevent this from happening? In this project, we do just that.

In this project students experiment with making music using only glasses of water.

In this experiment a spectrometer is used to analyze the light emitted by burning ion solutions.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Check out this cool and free middle school science fair project idea on how to make a solar oven.

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.