The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

This science fair project idea determines how quickly germs and bacteria spread.

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

In this experiment a spectrometer is used to analyze the light emitted by burning ion solutions.

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

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.

Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

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

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.