Here is a motivational bulletin board that is great for a variety of levels. Print and cut your own letters. Details in blog post.
14 Unusual Bulletin Board Boarders Pool noodles, cupcake papers, LEGOS? These unusual and incredibly fabulous border ideas are easy to do. WARNING: Using these in a hallway may cause major student traffic problems as everyone stops to take a look!
Birthdays bulletin board- I made one similar to this at New Pal :)
Interactive bulletin board idea- use post its and have residents write acts of kindness on them