Evaluate gender differences in processing visual information.

Test the placebo effect in different groups of people.

Science fair project that uses iodine vapors to develop latent fingerprints on a non-porous object.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

Discover the wonders of simple clay by pressing flowers into a modeling medium!

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

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

Does your child know that salt water conducts electricity? This simple experiment will show how salt water acts as a conductor to electrical currents.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

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

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Discover whether people can distinguish what a person looks like just by listening to their voice.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Science fair project that compares the properties of different fabrics to determine whether natural or synthetic fabrics are better at wicking away moisture.

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

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

This science fair project idea determines whether the hand a person writes with relates to which side they will choose from in a fake taste test.

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

This science fair project idea tests the effect of heat- at varying temperatures- on the viability of biological enzymes.