If you're having a loading or performance problem with Tumble Tiles, here are some solutions that have helped other players:
-Restart your device by turning it off and on, then try playing again.
-Reset your device by holding the Power and Home buttons until the Apple logo appears.
-As a last resort, uninstall the app and reinstall it from the store. To do this, tap and hold the app icon until an X appears on your app icons, then tap the X on Tumble Tiles. Once the app has been uninstalled, go back to iTunes and reinstall the latest version.