As announced by Facebook, Flash will no longer be supported on Web browsers after the end of the year. As a consequence, we're sad to tell you that Riddle Stones will no longer be playable on Facebook or in you browser anymore after December 31, 2020.
But you can continue to solve puzzles with us on CRIMO, our new cross numbers investigation game! Available for iOS and MacOS:

And you can still play Riddle Stones on your iOS or Android smartphone or tablet by following the links below: