Teaching Power Point Presentations

In later years as a teacher, these presentations were great because almost the only preparation i had to do for any lesson was, which power point file is it going to be? This one? Ok, great. And in that folder, if there was anything that needed to be printed out, those print outs were just in the folder with the presentation. I wouldn't even have to review the lesson ahead of time, because the presentation was designed with speaker notes and other things till i prompt me about everything that i need to have on my mind when i'm going through this. The students would always think that i was getting off track. But you'd start to stumble over something and pretend like,