Leave your computer on 24/7. Will this lead to to more frequent crashes, freezes, and a slower processing speed? Find out in this science fair project idea.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

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 objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

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

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

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

In this science fair project you will make a model of a cell membrane using very simple material.

This science fair project idea tests the efficiency of short term memory.

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

In this science fair project, students evaluate if the phases of the moon affect the way people feel.

Discover which battery composition (type) lasts the longest.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

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

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

The objective of this science fair project is to determine whether drawing with the right side or the left side of your brain will produce a better picture.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Construct batteries that make electricity from fruits with this fun science fair project.

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

Experiment with fermenting various fruits, grains or syrups. Describe and illustrate the fermentation process in a detailed report.

This science fair project idea investigates food preference of birds.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

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

This science fair project investigates what type of cookie sheet bakes the best cookies.