This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

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

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

Encourage imagination and creativity with this magical craft that lets your child make and design his very own dragon egg.

This project examines the concentration of dissolved oxygen in water, with and without oil.

This science fair project idea determines which flower lasts the longest.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

This experiment will explore the best way to create a perfect soft-boiled egg.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

This project concerns activity happening millions of miles away, on the sun.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

How powerful is the reaction between baking soda and vinegar? Find out here!

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.