This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.

Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.

Science fair project that tests whether cats have a preference for organic food.

This science fair project idea produces consumable fresh water from salt water through desalination.

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Learn about the right-hand rule for magnetic force! Use a cathode ray tube in this physics experiment to see a magnetic field's effect on an electron beam.

Will the shape of an ice cube impact how fast the ice melts?

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

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

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Explore the belief in astrology as a predictive system.

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

Test the idea that people who wear glasses tend to be more educated. True or false?

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Compare the ignition rates of various types of flame-retardant materials.

This experiment will explore if and where fractals can be found in the natural world.

In this science fair project, young children notice and track changes in trees throughout the year.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.