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

In this science fair project, students make their own rain gauge to measure rainfall.

This science fair project will help students learn about non-vascular plants, such as mosses.

Check out this cool science fair project on identifying rocks and minerals for kids.

This science fair project idea investigates how the shape of an object affects drag.

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

This science fair project idea investigates how magnetism can defy the force of gravity.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

Science fair project that determines whether mass and weight are the same or different.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

This science fair project idea produces sounds by creating vibrations using different objects.

This science fair project idea experiments with spinning color wheels and optical illusions.

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

This science fair project idea determines the most effective method of preserving food.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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

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

In this science fair project, students create their own miniature salt flats at home.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

This science fair project idea explores whether white light can be separated into different colors.

This science fair project idea provides evidence that air is everywhere and takes up space.

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

This science fair project idea explores whether color affects a person's emotional state.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea investigates whether plants can survive being frozen.

In this science fair project, young children notice and track changes in trees throughout the year.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

This science fair project idea explores whether talking to a plant will help it grow.