This science fair project idea determines the probability of a coin landing heads or tails.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

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

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

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

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

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

Do different types of oil mix or stack? Find out in this science fair project idea!

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

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This science fair project idea investigates how color affects temperature.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

In this project children practice the scientific method while playing with puffy paint.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

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

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

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

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.