Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Measure the porosity of rocks by submerging them in water. Measure how much water each rock "drank," by measuring the difference in water volume.

Explore concepts in current and coltage with these Van de Graaff generator experiments.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Word color association is just a fancy way to talk about the way we connect colors with words.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

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

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Study the effect of music on blood pressure. Compare blood pressure readings before and after the listening session. Analyze results, write a detailed report.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

This science fair project idea explores discover whether there are any patterns or trends in the memories between different genders.

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.

Find out which kind of bubble wrap fares best when put in impact.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

This experiment will evaluate how texting and talking on cell phones influence reaction time.

This project explores whether similar type movie scenes are accompanied by music with similar characteristics.

This science fair project idea discovers the average time it takes for a person to remember something completely.

This project examines which style of central-air system filter traps the most particles from the air.

Learn about the growing app design field by designing a new or improved app for smartphones.

It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.