The short answer to the question is:

(1) you create mazes with your mobile phone by mapping the area where you want the maze to be located.

(2) Afterwards, you and others can enjoy the mazes that you create by utilizing Galileo-enabled smart phones. Thus, you enjoy the ancient challenge of mazes in the modern way by utilizing Galileo-enabled smart phones.

The elaborate answer is to explain how umaze came to live. This is a story of three chapters:

Chapter 1: The idea of umaze

Chapter 2: From an idea to a prototype

Chapter 3: A prototype for the world

Writing chapter 4 with you …

What do you mean with “an ancient challenge in a modern way”?