This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

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

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.

This science fair project idea explores the different properties of matter.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Test whether plants can grow without sunlight and water.

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

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

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

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

Learn whether writing things down really makes things easier to remember.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

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

This science fair project idea produces varying pitches of sound.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

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

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This science fair project idea provides evidence that air is everywhere and takes up space.

This science fair project idea produces sounds by creating vibrations using different objects.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.