1. Optimized the display on the iPhone X series.
2. Fixed the purchase bugs.

Added 2 new purchase items with the 7-day free trial. The monthly subscription costs $3.99 and the Yearly subscription costs $24.99. You can take a 7-day Free trial before charging and cancel anytime.

-For the review team, please review the IAP items at the same time cause the IAP items need the binary file.  Thanks and have a great day.

1. More states, capitals and country games!
2. No third party statics SDK, no ADs, never collect and share any data.

1. Support IOS 13.
2. Support iPhone X series.

Support IOS 10.

Never crashed on IOS8.

1. New icon and screenshots.
2. "Restore" your purchase if  any game or scenes was locked after your updates, and it is FREE if you have already purchased it before.