Chess buffs treasure game 11, when Mr Spassky trapped Fischer's recklessly errant queen, and game 13, when Fischer's five black pawns won a long, back-and-forth end-game.
Over the past few months, as Harbor Master has stayed in the Top 25, fellow App Treasures games have seen an uptick in sales as well.
Friends in Deed had promised on its Web site that "the few New York insiders that have been lucky enough to previously participate in Mr. Sondheim's coveted treasure-games know what an amazing night they are in store for".
How to kill buzz: After releasing an excellent retro-remake (say Mega Man 9), offer a poorly-ported version of perhaps the series' most treasured game.
The game is the sequel to ToeJam & Earl, a treasure hunt game inspired by computer game Rogue and featuring randomly generated levels.
Treasure hunt games can be enjoyed inside and outside, as can hide and seek, and all of the traditional party games.
One of the leading new student sites, NowNet (www.nownet.co.uk) has tied up with consumer brands such as Tango to run treasure hunt games across its site.
However, these days, he says, "I treasure the games of Uno and chess I play with my son, the walks I take with my girls, and the date nights I have with my wife".
Another creative teacher used GPS treasure hunting games with educational clues.
Historically, Treasure developed games exclusively for Sega consoles, which made Mischief Makers their first release for a Nintendo console.
I can agree that was "trouble" for the teachers who had to help clean me up before I got shipped home, but I also had many recesses to roam the field outside my school and partake in treasure hunts, games of hide and seek, and kickball.
