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

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

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

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

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

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

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

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

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Science fair project that examines condensation and the conditions needed in order for dew to form.

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

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

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

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.