You can info about this here

http://moodle.org/mod/data/view.php?d=13&rid=1196

This module gets input from quiz, glossary or questions and plays some games.
The games are: hangman, crossword, cryptex, millionaire, sudoku, "Snakes and Ladders", "Book with questions" and "The hidden picture"
If you like the idea goto http://bdaloukas.gr/moodle
Currently works with Greek, English, German, Frence and Spanish language.
There are demo courses in Greek languages and one demo in English language.
For download and info goto http://bdaloukas.gr/moodle/course/view.php?id=15
The last version is 1.6.5
Here you can find a a flash video about installation the module game http://bdaloukas.gr/moodle/course/view.php?id=15
For Greek the forum is http://moodle.org/mod/forum/discuss.php?d=77107

Discussion: http://moodle.org/mod/forum/discuss.php?d=81900
Download latest version: http://bdaloukas.gr/moodle/download/game/game.1.6.5.zip
Bugs and Issues: http://moodle.org/mod/forum/discuss.php?d=81900