is when all the parents are there, and if you are an elementary school teacher, it's probably between 25 and 30 sets of parents. in middle school and high school it's more like 130 sets. so back-to-school night is not a good time, but at back-to-school night, if you listen carefully, your teachers will tell you the ways that you can communicate with them, the ways that you can get in touch with them, and the things that you need to know. 