Smart Numbers funktioniert nicht

Version 2 of this highly rated, superbly crafted puzzle game. *** A beautiful number-crunching puzzler *** - New games that Apple love!  This is a totally fresh and original game for casual gamers who want something a little smarter.  Calculate strategies to score highly and earn the best grades - Are you an A+ student ? 180 regular and 36 ‘GENIUS’ levels - Can you reach the top ?  Unlock the Brain Gym where YOU decide how difficult (or easy) you want each level to be!  Play Prize Challenges to win coins and use them to buy Tools, Boosts, Diplomas and even Extra Swipes.  Simply swipe to add and subtract your way through levels, workouts and challenges.  Collect FREE tickets for your daily session in the Brain Gym.  Train your brain over successive ‘workouts’ to build your IQ.  The Smart Market has new great value deals every day.  Ever wondered if you're smarter than a Microwave? Or a Rubiks Cube maybe?  Connect with your friends to compare ‘Head-2-Head’ stats.  See how you rank in the ‘Who’s Smartest’ leaderboard.  Collect Smart Points for everything you do in the game and you'll soon find out! the course of multiple levels and with big Smart Point rewards. (Note - the game does feature In-App purchases but they are completely optional.