Bob Lodge has created many puzzles and contests for GAMES Magazine. This article is about a US puzzle magazine For the UK computer and video games magazine see GamesTM. Bob is an expert trickster in the way he writes and constructs puzzles, and developed the Ultimate Calculatrivia contest for the Magazine in 2002. Calculatrivia is a number-based trivia game that was originally made popular in GAMES Magazine. He is a resident of Washington state. Washington ( is a state in the Pacific Northwest region of the United States.