Extracurricular Activities, by writer Rory McConville and artist Federico Zumel, is a murder mystery set in a boys' school. Young substitute teacher Isabel Watson, turns up dead not long after her arrival. With much of the story told in flashbacks, we find out more about her interactions with students and staff, some of whom are suspects. It won the November 2008 round of DC's webcomic competition site Zuda. Three issues are available online at Comixology.