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Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Test ability to distinguish between natural and artificial aromatherapy oils. Select fragrance, natural and synthetic sample. Volunteers state preference.

This activity allows your kindergartener to translate what they observe into a beautiful poem.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

This science fair project idea tests whether tall people have the ability to swim faster than people of average and shorter heights.

This science fair project idea explores whether a person's ability to see under very dim lighting conditions diminishes with age.

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

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

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

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

This science fair project idea investigates whether plants can survive being frozen.

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

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

This science fair project idea investigates how images are influenced by changes in light.

Research and understand basic computer science. Build a simple computer, following instructions found online. Design a new or improved feature.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

This science project has students study the idea of human beauty.

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?

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This science fair project idea demonstrates how our fingers prune when in water.

This science fair project idea explores substances that cause a bubble to last longer.

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.