You know that water can exist in three separate phases: solid (ice), liquid (water), and vapor (steam). To change from one phase to another, you simply add (or remove) heat. When water boils, what happens to molecules (for example sugar...

A simple lab experiment for students to find the density of two solids and a liquid (does not use water displacement). Note that number 1d should not state "weighs" since mass is being found.

Investigate the properties of a strange substance which acts like a liquid and a solid. This simple experiment can be done with corn starch and water.

Students are given a variety of materials and asked to identify if each material as a solid, liquid or gas. They use their five senses - sight, sound, smell, texture and taste - to identify the other characteristics of each item.

Kid's learn about the science of states of matter. Solids, liquids, gases, and even plasma.