In our rounds, we have experienced that to accept the information sheet (on the possible terms of the pictographs are) is not necessarily helpful because you too focused his thoughts on the given ideas and often not more, also partially far-fetched , information, harboring a pictogram, considering (which have often led to the solutions).
It is the game very well to play the game with, but it is quite clear in this game, to make the rules and the game play according to their needs. Also, I personally find a score, which is possible, is not absolutely necessary, because it at stake is not about winning is primarily, but to the common rate of fun.