FCross Link-A-Pix puzzles is the best free puzzle game for Android devices. It is designed to help you improve your logic skills and help you exercise your brain. You can also find lots of different puzzle games in the Google Play Store. However, the puzzles in the application are all based on the same concept and logic. 

The game has a grid-like structure. The numbers are placed in a random fashion, and the task is to connect the numbers and get the picture. It is necessary to connect the numbers using the path. 

It is necessary to find the same-number pairs and join them together. It is not necessarily to connect them by the shortest path, but it is to connect them in a way that they form a path.