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Evaluate if people are more influenced by video or audio advertising.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Create uphill flow of water by using a siphon. Create vacuum by suctioning one end of tube, and submerge it under water. Watch the direction the water travels.

This project involves the development of a website using free software online to promote the value of science.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

This project explores differences in people's reactions to images in color and images in black and white.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

This science fair project studies whether DSLR and Point-and-Shoot cameras work the same way under all conditions.

This experiment will explore the possibility of a connection between lunar cycles and how humans are affected.

Design an improvement for an existing website. Program improved feature, get website owner to implemement new design.

This science project helps students gain understanding of bioluminescence, the phenomenon that allows fireflies and glow worms to give off light.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This project concerns activity happening millions of miles away, on the sun.

This project is about after-images and what possibly affects them.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

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

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Kids learn how to make a simple electric motor in this great engineering science fair project that teaches them how current generates its own magnetic field.

This middle school project examines the strength of horizontal versus vertical pointing eggshells.