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

This science fair project idea determines the most effective method of preserving food.

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

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project idea determines the probability of a coin landing heads or tails.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

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

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

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

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

This science fair project idea produces varying pitches of sound.

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

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.