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

Does "short circuit" mean that electricity takes a short course? This science experiment provides steps to help you get to the bottom of this science mystery.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Check out this cool science fair project idea to explore short and long term memory and whether there is gender differences in memory.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

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

This project compares the strength of one, two, and three-ply toilet paper.

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

Test out various brands of permanent markers to see which one is least water soluble.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

This science fair project idea tests whether tall people have the ability to swim faster than people of average and shorter heights.

Science fair project that determines whether moths are attracted to one color of light more than others.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.

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

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

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