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.

Examine whether males or females are more likely to have a higher center of gravity.

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

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

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

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

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

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

This science fair project explores how salt and sugar affect the melting rate of ice in water.

Demonstrate that insects observe colors and choose favorites. Place colored pieces of construction paper on a flat, glassy surface, observe bug preference.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

In this science fair project, students investigate how different colors influence appetite.

Describe the lives of commercially raised chickens. Contact local chicken farmers for information and advice. Write a detailed report about farming techniques.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

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

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

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

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

This experiment will test whether people are better auditory or visual learners and if there is a link between gender and either of these learning types.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Science fair project that examines the physical features of elephants and butterflies and draws conclusions about their similarities.

This science fair project idea compares the cuteness reaction between genders.

Discover the interactions of synthetic dyes and natural dyes on natural and artificially-made fabrics.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

This science fair project idea demonstrates how our fingers prune when in water.

This science fair project idea assesses the effect of music on work performance.

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.