 # 50012
The Fall of Castle Bondi |  # 50201
Riddle Rooms #1 - Dungeon Dilemmas |  # 50203
Riddle Rooms #3 - Past, Present & Future |  # 50220
Shadowman's Twisted Treasury |  # 50221
The RiddleMaster |
 # 50222
Shadowman's Tricks and Traps |  # 50250
Thieve's Island |  # 50251
Altered Images |  # 50301
Lair of the Sphinx |  # 50302
Tower of the RiddleMaster |
 # 50303
Quest for the Riddle Stone |  # 50304
Riddle of the Unicorn |  # 50308
Kiddles |  # 50309
Indy 2008 |  # 50310
The Riddle Treasury |
 # 50312
Indy 2009 |  # 53510
Trividoku |  # 53511
Stars and Stripes Sudoku |  # 53512
Sudoku Islands |  # 53514
Sudoku Earthquake |