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What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Examine how the tire treads of a bicycle affect its rolling frictional force. Change tires, test speed performance on different terrains.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

Evaluate the ability of a biodegradable dish detergent to increase the penetration of water in hydrophobic soils.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

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.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

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

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

This optics-based science fair project idea teaches kids about real and virtual images with a mind-bending candle illusion inspired by Pepper's Ghost.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

This science fair project teaches students about wilting and browning of salad greens.