
Update: I tried the app! On my first attempt, I finished a 16-square slide puzzle (below) in 4 minutes. I have no idea of what a good time range for solving it would be, but felt pretty quick for a first attempt!
Update: I tried the app! On my first attempt, I finished a 16-square slide puzzle (below) in 4 minutes. I have no idea of what a good time range for solving it would be, but felt pretty quick for a first attempt!