Go Game Lesson Beginner is an Android application designed to help beginners learn the basics of Go. The app contains 21 units and a total of 246 questions that cover important concepts such as stone capturing, mutual atari, and territory calculation. The app is free and is aimed at those who are new to the game of Go and want to practice problem-solving skills.

The units in the app are divided into various concepts, starting with the liberty of stone and ending with territory calculation. Each unit contains a series of questions that help users understand the concept in detail. The app is user-friendly, and the questions are designed in such a way that users can easily understand the concepts. The app also contains detailed explanations to help users understand the correct answer.

Overall, Go Game Lesson Beginner is an excellent app for anyone who wants to learn the basics of Go. It is well-structured, easy to use, and provides a comprehensive guide to learning the game.