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.

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Make a backbone model to explore human anatomy and life science.

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Compare the ignition rates of various types of flame-retardant materials.

Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair 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.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Science fair project that uses distillation to convert salt water into fresh water.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

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?

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.