In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

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

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

This experiment will explore whether fractals really repeat themselves infinitely.

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

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

This science project allows students to study the psychology of happiness.

This science project challenges high school students to study the linguistic evolution of text messaging.

The objective of this sociologically-inclined experiment is to evaluate whether kids' toy preferences are hardwired or develop as they grow.

In this science fair project, high school students will try to determine the mathematical patterns in JS Bach's two movement preludes and fugues.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

The purpose of this science fair experiment is to investigate whether the color of your hair affects how much static electricity is carried.

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

This project explores the effectiveness of various common household ingredients in cleaning tarnished and oxidized coins.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

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.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project idea explores substances that cause a bubble to last longer.

Determine how we can separate the components of a solution

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

This science fair project determines the quality of a given product.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.