$60 at PicaPicaPress, found via Epbot You can insert your own picture in the frame for an instant snarky peanut gallery. I think I'd print out tiny screen shots of some of my favorite sci-fi moments. Oh! Or maybe a shot of Wesley Crusher in one of his famous sweaters. Aww yeeeah. Dang it, now I think I have to buy one of these.
Also on these boards
5 Avengers Propaganda Posters That Will Accidentally Recruit You (We'll just ignore WWHulk for now...)
Science Valentines - clever!