Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

This science fair project idea quantifies growth of seedlings at various pH levels.

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

This experiment tests which gender is better at catching how a magician performs his tricks.

This experiment explores how listening in to a one-sided conversation affects concentration.

In this project, the affects of vitamin E are observed on a rose petal.

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

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

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This experiment will explore the best way to create a perfect soft-boiled egg.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Are you ready to pilot your own airplane? Well, then take to the skies with this high-flying project!

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.

Science fair project that determines whether brain size is correlated with intelligence.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair project idea examines whether people can decode scrambled messages.

This science project idea determines how people recognize words while reading.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!