Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

This science fair project challenges students to research vortices occurring in nature and then create their own vortex.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Find out whether matching resonant frequencies can cause objects to shatter.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

This science fair project idea investigates food preference of birds.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

This science fair project idea produces consumable fresh water from salt water through desalination.

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This science fair project idea explores if an LED light can be powered by vegetables and/or fruits.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?