Demonstrate how to tell the age of an egg without having to crack it open.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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.

Find out which kind of bubble wrap fares best when put in impact.

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.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

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 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.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

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

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.

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

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

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

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

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

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

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

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

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.

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.