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.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

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.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

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.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Here's a guide to starting a community clean-up project from scratch.

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

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?

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.