Acid Puzzle Achievements Here is the full list of all 12 Acid Puzzle 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 Easy Level 5Easy Level 5 Easy Level 10Easy Level 10 Easy Level 15Easy Level 15 Normal Level 5Normal Level 5 Normal Level 10Normal Level 10 Normal Level 15Normal Level 15 Normal Level 20Normal Level 20 Hard Level 5Hard Level 5 Hard Level 10Hard Level 10 Hard Level 15Hard Level 15 Hard Level 20Hard Level 20 Hard Level 25Hard Level 25