- Added a new Quiz in the Learning Center with 10 random traffic sign questions every time you play.
- After each quiz, you can see your score, review your answers, and keep track of your high score.
- Improved: Explain all traffic signs with more common signs, clearer images, simple explanations, and easy-to-follow categories.

Updated to work with the latest devices.

Added iPhone support.

Updated for iOS 12

Fixed an iOS 8 compatibility issue.