This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

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.

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

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Demonstrate how to tell the age of an egg without having to crack it open.

Discover whether a metal will expand under hot water.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Find out whether matte or shiny nail polish lasts longer.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

This basketball project explores the best way to make the perfect shot every time.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

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

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

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