Compare different remedies for cooling the mouth after eating spicy food.

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Help your child plant a "tea garden": a garden made of herbs for making teas.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

Test the effects of left and right handedness on writing speed and penmanship. Volunteers hand-copy the same paragraph of text, which samples look neater?

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

In this project, a magnet is used to collect iron from breakfast cereals.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

This science fair project idea examines readersâ expectations in regard to literature.

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

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

This science fair project idea determines whether eating before or after exercise is more beneficial to health and performance.

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

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

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project researches the most effective method to cut an onion and stay tear-free.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

This science fair project idea attempts to prevent another tragedy in Gonaives and encourages technological advances against flooding.