Format: Jewel CaseAge: 6 - 10Platform: WIN/MACWith I Spy Mystery; you can discover a new way to play I Spy in 13 fascinating mysteries that need your super-sleuth skills! Choose a case file; then earn mystery clues by solving I Spy riddles and searching for carefully concealed objects. Use your problem solving skills to gather clues and solve the cases of Locked Gate; Pirate"s Map; Midnight Mouse; and many more clever mysteries.