Investigate which substances are most effective at removing salt from water.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

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

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

This science fair project idea explores which fruit molds the fastest.

In this project, you will observe and record changes in sunspots over two weeks.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

Science fair project which tests which antacids are most potent by measuring how well they neutralize the acid in lemon juice.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

In this project children practice the scientific method while playing with puffy paint.

Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

Check out this cool science fair project idea to explore various aspects of projectile motions like mass, angle and distance.

This project investigates the affect of storage temperature on microwave popcorn.

Construct batteries that make electricity from fruits with this fun science fair project.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.