Brain Teaser Download and play free Brain Teasers & Brain Games for PC and Mac. Keep your mind sharp with riddles, memory tests, puzzles, and more! Narrow Your Search Developer Name: Do Games Primary Genre: Puzzle Collector's Edition: No Is Anthology Collection: No + Platform/OS Mac (1) Windows (2) Language English (2) German (1) Is Felix Fun-Sized No (3) 3 items Sort by Bestselling - All-Time Bestselling - Monthly Bestselling - Weekly Bestselling - Yearly Developer Name Game Series Position Price Product List Date Product Name Mechanicus Windows | German Mechanicus Mac | English Mechanicus Windows | English