Classroom Memes - use to decorate your room or in a class rules and procedures presentation. Includes the images AND an editable PPT file, so you can customize the posters. https://www.teacherspayteachers.com/Product/Teacher-Memes-Posters-Editable-Back-to-School-Class-Rules-1330648
Used these this year. These are the best- most clearly stated class rules I've ever had. We added "Be safe." to the bottom of it. "Let others learn." has solved a lot of other mini issues that always come up.