What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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?

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

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

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

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

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

What happens when colored beams of light mix? You might be surprised.

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

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

Kids conduct a simple science experiment to see if seeds can grow without soil in this simple kindergarten science activity.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

Your child will create her own falling snowflakes using white paper and glue them over a tree, so it appears as if they are falling from the sky.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

Here's a great early reading and science activity for curious children. Learn how to plant your child's name in seeds for a growing writing activity!

Aquariums are usually reserved for fish, but this aquarium will contain creatures from your child's imagination!

Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.