Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.