100 Doors Game - Escape from School Achievements Full list of all 14 100 Doors Game - Escape from School achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.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 Flag Filter All None 14 Offline Mode 14 Single Player 6 Cumulative + 1 Time/Date Link flagsOR joinAND join Achievements without any flags (6) What are achievement flags? Click to find outApply First stepGame Opened BeginnerTutorial Completed BrainyComplete 10 levels GeniusComplete 50 levels Puzzle masterComplete 100 levels PantomathComplete 140 levels HinterUse hint 5 times SkipperUse skip once Hinter proUse hint 15 times Casual playerPlay the game 3 times Serious playerPlay the game 5 times Sharp-sightedCollect 50 items Eagle's eyeCollect 100 items Studious playerPlay one level more than 5 minutes