This list contains the names of 14 demos (and 1 lab) that I consider essential to my ability to do a good job as a physics teacher: these are activities that students remember best and enjoy most. This list also includes concepts demonstrated by each demo, materials required, and which (if any) existing resource references the demo. Each demo is a free resource, although most are also included (with additional material) in other resources that are not all free. The list is in Excel so that