This experiment investigates whether smell can be used to enhance test subjects' memories.

This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.

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!

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

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

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Find out whether matte or shiny nail polish lasts longer.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This science fair project idea determines if the color of light affects the growth of plants.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

This science fair experiment examines the relationship between gender, age, and smiling.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.