This science fair project idea explores alcoholic fermentation at work by making your own soda.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This science fair project idea investigates the difference in reaction times between boys and girls.

Science fair project that examines condensation and the conditions needed in order for dew to form.

This science fair project idea determines what household items are good conductors of electricity.

The goal of this science fair project is to demonstrate current methods of detecting counterfeit money, in particular counterfeit detection pens.

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Science fair project that determines which foods and drinks contain the highest amount of glucose.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

This science fair project examines whether ocean water can be made safe to drink.

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

Counting with one-to-one correspondence is an important kindergarten math skill. This simple activity turns it into a play-anywhere game.

This science fair project idea determines effective strategies to help students stay awake and attentive.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

This science fair project idea produces consumable fresh water from salt water through desalination.

This science fair project idea explores how water and ice can change the form of rocks.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

Science fair project that determines which types of clouds are best at blocking harmful UV radiation.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

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

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This science fair project idea determines whether the diet and taste preferences of humans relate to their personality.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

This science fair project idea examines eye color genetics and the role it plays in eye color inheritance.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.