This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

This science fair project investigates why the number of visible stars changes from place to place.

Find out whether matte or shiny nail polish lasts longer.

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

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.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

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

This science fair project idea determines if family members can recognize one another using only the sense of smell.

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.

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

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

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

In this project, several food items are tested to determine whether they contain starch.

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

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

This science fair project idea examines liquids of different densities.

This science fair project idea deals with the qualities of shade on a sunny day.

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

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

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.

This science fair project idea researches the effects of acid rain on plant growth.

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.