BIG BOOK OF BRAIN GAMES
THE TIMES BUMPER BOOK OF CODEWORDS #1
KILLER ON THE CANAL
THE FANTASY PUZZLE BOOK
THE CHESS LOVER'S PUZZLE BOOK
MARVEL: CAN YOU ESCAPE?
SIMON SHUKER'S CODE-CRACKER VOLUME NINE
SIMON SHUKER'S CODE-CRACKER VOLUME EIGHT
SIMON SHUKER'S CODE-CRACKER VOLUME SIX
