Does nail polish really slow the growth of nails? Explore in this science fair project idea.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Find out whether people within a family tend to have matching fingerprints.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

This project compares test subjects' responses to whining and other "attachment" and attention-getting sounds to determine which sounds are most distracting.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

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

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

This project compares different liquids and the freezing, melting and boiling points of liquids.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

Will the shape of an ice cube impact how fast the ice melts?

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

Science fair project that examines search engine optimization, internet search trends using a statistical study of searched keywords.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

Test the effects of left and right handedness on writing speed and penmanship. Volunteers hand-copy the same paragraph of text, which samples look neater?

This science fair project idea compares the cuteness reaction between genders.