an interactive system for simulating a treasure hunt , comprising a plurality of pseudo - treasures distributed over a playing area , and a detector which is allocated to each player and is suitable for scanning over the playing area and detecting at least one pseudo - treasure , characterized in that said system further comprises means suitable for allocating , to each player , at least one specific pseudo - treasure to be found within a predetermined time period , each pseudo - treasure comprising identification means and each detector being suitable for identifying the scanned pseudo - treasures and indicating the pseudo - treasure or treasures found within the set time period .