Here are 12 powerpoint lessons on water. One introductory lesson (20 pgs) then 11 that follow. Over 100 gifs, 20 videos: Buoyancy 7 pgs, Capillary Action 7 pgs, Dissolving 39 pgs, Electrolysis 13 pgs, Hydrogen Bonding 19 pgs, Heat content 21pgs, Ice and Snow 18 pgs, Clouds and Weather 22 pgs, Supercooling 48 pgs, Surface Tension 48 pgs, Vapor Pressure and Boiling 31 pgs. Water is a very unusual molecule that has very special properties needed for life on earth.