This experiment will explore whether adding different substances to a gel affects its strength.

Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

Science fair project that examines the biodiversity of ant populations in various locations.

This experiment investigates whether paper color influences people's ability to remember the information that they read.

Science fair project that cultivates slime mold and monitors the stages of its development.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Can cells be frozen? This science fair project provides information to answer this question.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.

What is the Doppler Effect, or the Doppler Shift? The purpose of this science fair project is to determine how distance impacts the Doppler Effect.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.

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!

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Science fair project that determines the correlation between wind direction and subsequent weather patterns.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

Evaluate gender differences in processing visual information.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.