This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

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

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

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

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

This science fair project idea measures physical dexterity as a function of temperature.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

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

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

Learn the chemistry and physics of the brain, how our nervous system work. Demonstrate that the brain is an electrical and chemical machine.

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.

This science fair experiment examines the relationship between gender, age, and smiling.

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.