Clothing and other -> Coats in the hall, no hats, no headphones
On the table -> Book, pen/pencil, Chromebook
Phone -> Silent, invissible, If I see it I can have it.
Quietly -> Log into the lesson up, code on the board.
Sit -> according to the map, or sit outside.
No walking, No toiletbreaks, no throwing things.
If you want something, raise your hand