Each teacher has a bulletin board in the hallway at my school. I think it is my favorite one to do because it can be random. I like everything in my classroom to match whatever color scheme or theme I selected for the year, but the sky is the limit with the outside board. Here's what I came up with this year.
Edited to add: I didn't take a picture because I don't post student photos online, but on the first day of school I took these photos:
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