If you can't find your postcard and need to unlock your Math Wizard games, please follow these steps:
1. In the top left corner of the screen in Sky Castle, tap the settings (gear) icon.
2. Next, tap "Lost postcard" in the bottom left.
3. Lastly, select the name of the Math Wizard box you purchased.
Was this article helpful?
That’s Great!
Thank you for your feedback
Sorry! We couldn't be helpful
Thank you for your feedback
Feedback sent
We appreciate your effort and will try to fix the article