In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

This middle school science fair project evaluates test subjectsâ ability to determine what a person is feeling by reading their facial microexpressions.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project evaluates the suggestibility of males versus females in copying the actions of those around them.

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis

Learn about the growing app design field by designing a new or improved app for smartphones.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Determine if each hemisphere specializes in dealing with specific functions. Include illustrations of the brain, it hemispheres.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

This project examines which style of central-air system filter traps the most particles from the air.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

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.

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

Evaluate whether people can raise the temperature of their finger using the power of their thoughts.

This experiment examines if space objects become round after reaching a certain mass.

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.

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.

Test out various brands of permanent markers to see which one is least water soluble.

Learn all about balance and motion as your child designs a corn maze!

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

This science project researches the correlation between barometric pressure and wind velocity.

Will people still feel hungry once they eliminate grains from their meal? Find out in this science fair project idea!

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

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

Science fair project that demonstrates the principle of conservation of mass by conducting a chemical reaction inside a sealed Ziploc bag.

People have favorite flavors, but what about ants? Which ant food is the most popular?