This science fair project idea studies past and current fads and trends.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Examine the effect of pressure on carbonation in soda.

This fun science project explores the climate change over the course of the history of Earth and helps construct a diorama representing a geologic time period.

This science fair project idea studies the differences in gender perception between people.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

In this experiment we will be determining whether birds prefer certain colors of seed.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

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

Evaluate the ability of a biodegradable dish detergent to increase the penetration of water in hydrophobic soils.

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

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

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 experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

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

This science project teaches students to classify different shapes of leaves.

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