This science fair project idea explores whether talking to a plant will help it grow.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

The objective of this science project is to determine the length of time for different seeds to germinate.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

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

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

This science fair project teaches students about wilting and browning of salad greens.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

This science fair project idea investigates whether plants can survive being frozen.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

This science fair project idea determines which method of hand cleansing is the most effective.

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

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

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Do different types of oil mix or stack? Find out in this science fair project idea!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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

In this science fair project you will make a model of a cell membrane using very simple material.

This science fair project idea explores whether color affects a person's emotional state.

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

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.