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.

In this project students experiment with making music using only glasses of water.

Discover which fabrics shrink the most in the wash and why.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair project idea examines which type of insulation holds in the most heat.

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

This science fair project idea explores whether cats can be trained in the same way that dogs can.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

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

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

This science fair project idea determines what household items are good conductors of electricity.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

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.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

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

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

This science fair project idea produces varying pitches of sound.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.