I always come back to sudoku when all the other games lose my interest. Never gets old!

The in-app suggestions for "repairing" the sound by turning off the mute switch and/or doing a soft reset did not resolve the issue because these are not helpful troubleshooting mechanisms! Maybe if you've never purchased an app before & don't know how to use an iphone! Thanks for the lesson in stupidity zoo sounds. Junk app.