I also think this is a great idea. I started one once and but got lazy. If we can get enough people interested maybe everyone can do one question type and someone can cobble it all together to make it uniform looking.
Anyone looking for study partner in DC or DC area? I am planning on taking in Dec. Would especially like to find someone with whom I can take turns explaining logic games, definitely the area I need the most help. Shoot me a message if interested.