Math Bingo funktioniert nicht

The object of Math BINGO is to get a pattern of five BINGO Bugs in a row by correctly answering math problems. -Collect and play with BINGO Bugs when you earn a high score!  Players can collect a variety of Bingo Bugs and interact with them by tapping the Bingo Bug button in the player profile or by tapping the My Bingo Bugs button after playing a game.  The score in Math Bingo is determined by the time to complete a game plus a two second penalty for each problem answered incorrectly.  The player profiles display total number of games played, total number of high scores achieved, and total number of Bingo Bugs collected.  The guest profile does not store any information and therefore cannot achieve high scores or collect Bingo Bugs.  The object of Math Bingo is to get a pattern of five Bingo Bugs in a row by correctly answering math problems.  The guest profile is useful for adults who want to play Math Bingo without their scores going into the scoreboard.  Score Board Math Bingo displays high scores in the Score Board.  Math Bingo saves player information with custom player profiles.  The settings menu will allow you to reset all high scores and to delete player profiles. - Does not contain integration with social networks. - Does include links to apps by ABCya. com in the iTunes App Store.  Selecting a Level There are three levels of game play in Math Bingo: easy, medium, and hard.  A player who earns a high score will collect a Bingo Bug!  Bingo Bugs are rewards for achieving a high score.  HINT: Tilt your device to make the Bingo Bugs move around, tap on a Bingo Bug to make them giggle and spring!  There are five different games in Math Bingo: Addition, Subtraction, Multiplication, Division and Mixed.  Math problems are presented at the top of the game screen.