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

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

This science fair project idea identifies and understands adaptations in birds.

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

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This science fair project idea explores whether a person's ability to see under very dim lighting conditions diminishes with age.

This science fair project idea discovers the effect of (high) heat on animal cells.

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

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

The project researches how lubricants affect the mechanical advantage of a pulley.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.

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 fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

The purpose of this science fair project is to build a basic radio.

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Determine whether the application of Febreeze will lower the bacterial count.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.