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In this science fair project, students determine whether a bean plant grows faster and taller using a traditional soil planting method or hydroponic method.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

This experiment evaluates whether a person's eye color affects their ability to identify colors in low light.

This project explores whether music affects the growth and health of plants.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Explore the belief in astrology as a predictive system.

This experiment investigates if stress alters body temperature.

In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.

Explore the neural and mental mechanisms at play in mental imagery.

What does yeast eat? Sugar, of course. But yeast also has some powerful enemies in the form of antifungal agents! Kids test them out in this fun yeast lab.

Take a dive into the candy jar with this yummy science experiment.

Using a toy race car kids create a visual model of the Doppler Effect.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

Test your friends to find out if you can replicate the placebo effect's incredible results.

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

This experiment investigates if small changes in your diet can alter your basal body temperature.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

This experiment will explore the possibility of creating an infinite object by hand.

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

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

This experiment will explore whether fractals really repeat themselves infinitely.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

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

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.