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

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

This fascinating science fair project explores eye color genotypes.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

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

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

Science fair project that determines whether wireless networks damage living plants. Are WiFi radiation hazardous to your health?

Determine if left-handed people have faster response times.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

In this experiment you will evaluate whether praise improves athletic performance.

This experiment evaluates whether motivational music can improve athletic performance.

This science fair project idea explores how far the average human can see.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

This science fair project idea determines the probability of a coin landing heads or tails.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.