Sudoku Forever Achievements Here is the full list of all 8 Sudoku Forever achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply Hello, new kidComplete 5 levels Hello, boyComplete 10 levels Hello, teenagerComplete 15 levels Hello, studentComplete 20 levels Hello, young manComplete 25 levels Hello, manComplete 30 levels Hello, old manComplete 35 levels How are you, fellow kids?Complete 40 levels