Outdoor, indoor and virtual-map treasure-chases with geolocation and QR codes. This module for Moodle allows to organize outdoor-serious-games with your students. TreasureHunt supports Moodle Mobile App and also implements a browser-based play application (no need to install any native app) and a geographical editor for encoding the stages of the game. The game can be configured with a range of options that make the module to be very flexible and useful in many situations: individual/team, moving/desktop-marking, scoring from time, position, completion, etc. Languages: Chinese, English, German, Greek, Portuguese, Russian, Spanish, more to come...