Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

This science fair project explores whether musicians are better than non-musicians at distinguishing and understanding speech in noisy environments

This science fair project evaluates which sense produces the fastest response time: hearing, touching, smelling or seeing.

This science fair project idea explores which kinds of earplugs are the most effective.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This experiment explores how listening in to a one-sided conversation affects concentration.

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

It's the day before the test, and you still have a ton to memorize! Sound familiar? Test memorizing techniques to help yourself out next time.

This experiment investigates whether there are certain sounds that affect men and women differently

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.

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

This science fair project idea tests for the existence of an ability known as remote viewing.

Explore whether pianists have the tendency to type faster than non-pianists.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!

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

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

In this project, a mnemonic is used to test how it increases memory.

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

How well can people recall what they have observed. Test your knowledge in this fun experiment.