You only need your smartphone with an internet connection, or you can print out the paper version of the game. It's very simple! You will have to solve the different riddles to advance in the game and find the secret. You can play alone, but we recommend doing it as a team.

Choose the game you like best. They are all different and complementary.

Once you've chosen a version of the game, you'll find further instructions there. Remember that the games are played in two different locations. Enjoy!