The Soroban Quest application is intended for children from 5 to 12 years old who are interested in mental arithmetic, which children are taught at the Soroban school. You will be given a list of cities that participate in the quest for selection. Select the city where you are from the list and go to the popular location of your city. In the location you will need to find the control points and in augmented reality using the phone’s camera through the application, scan the control key that will be displayed on the screen of your smartphone. If the key is correct, then you will see a simple example for 1 action, deciding it you will open the next control point. After going through all the points you can get a gift in the office of Soroban and you will be able to become a student of the school. Be sure to turn on the GPS navigation on your phone before starting the quest. Success in completing the quest!