Please follow the steps below to log into your Google Play account should you encounter any issues while installing Jeopardy! World Tour.
You should be able to successfully authenticate now!
Tip: Securing your account over a steady wifi connection will greatly reduce the chances of running into a Connection Error!
Please try an uninstall and reinstall of Jeopardy! World Tour, and while the game is uninstalled, ensure you're logged into your Game Center account on your device.
When you reinstall, connect to a steady internet source and you should then be able to secure your account with Game Center to begin playing!
Tip: Securing your account over a steady wifi connection will greatly reduce the chances of running into a Connection Error!