The first math game in my life, where math becomes easier in my life, Im doing math!Doljabi Mathematics is a math game program that solves the concepts and principles of mathematics in an easy and fun game.This application is an application that is provided to help the learning of stonework math.You can learn math concepts in a fun way by touching and moving things you learned with picture books.In the application, picture book animation, nursery rhyme animation, and Doljasong are provided, and menus excluding some are only serviced to members who have purchased the book.[Smartphone App Access Permission Guide]When using the app, we are requesting access to provide the following services.[Required access rights]▶ Storage space -It is used to save files necessary to run the app on the terminal.▶ Camera-Used to recognize QR[How to agree and withdraw access rights]▶ Android 6.0 or later: Settings> Apps> Select permission item> Permission list> Select allow or cancel access permission▶ Under Android 6.0: Upgrade the operating system to revoke access or delete apps* For versions below Android 6.0, individual consent for items is not possible, so we are receiving mandatory access consent for all items, and you can revoke access rights by the above method. We recommend upgrading to 6.0 or higher.* Minimum supported Android version: Available from Android 4.1 or higher.* Depending on the model, you must adjust the app screen ratio in the personal screen settings to display the screen correctly.Developer Contact:-Address: 54, Gasan-ro 9-gil, Geumcheon-gu, Seoul-Contact: 1577-0902