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

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

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

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

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

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

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

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

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.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

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

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

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

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.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

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

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

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

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.

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

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!