DOPHappy Brain Puzzle is a free puzzle game developed by Hotpot Games for Android devices. With its rich, simple, and interesting levels, it is a great game for puzzle enthusiasts looking for a fun and challenging experience.

The gameplay is straightforward and easy to understand. The objective is to draw one part to complete the puzzle. The game features different notches that require different shapes to clear the stages. With weekly updated levels, the game offers a fresh and exciting experience every week.

Overall, DOPHappy Brain Puzzle is an addictive and entertaining game that will keep you engaged for hours. The game's simple gameplay, combined with challenging levels, makes it a great choice for puzzle lovers of all ages.