Happy Block is a new addictive box puzzle game available on Android. The game is straightforward and easy to play. The objective is to drag the box and fill the line vertically or horizontally. To get a higher score, you must try to delete more than one row at a time. Once you run out of space for additional blocks, the game ends.

The game's graphics are simple yet attractive, making it easy to focus on the puzzle. The game is suitable for all ages and provides a fun way to pass the time. The game's simplicity makes it easy to understand, but it is challenging to master. Overall, Happy Block is an entertaining and addictive game that will keep you engaged for hours.