This flipchart presentation explores groundwater. More specifically, the following concepts are discussed: the importance of water to humans, water statistics, groundwater zones, aeration, saturation, water table, purification, saltwater intrusion, contamination, etc. There are a total of 77 slides. Some of the slides contain information/notes, images, videos, interactive links, or slides for checking understanding. I think this is best taught over the course of two days.Please note - This is a