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Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

This science fair project idea explores the different properties & interactions of sugar molecules.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

The goal of this science fair project is to demonstrate current methods of detecting counterfeit money, in particular counterfeit detection pens.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

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

Determine which metal has the highest rate of conductivity.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

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.