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

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

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

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

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

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

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

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

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

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

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

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

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

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

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

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.

This science fair project idea identifies clouds as a means of predicting the weather.

This science fair project idea determines which method of hand cleansing is the most effective.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

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

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project idea determines what household items are good conductors of electricity.

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

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.