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: 8Floor Primary Genre: Adventure Is Felix Fun-Sized: No + Platform/OS Windows (1) Mac (1) Collector's Edition No (2) Language English (2) Is Anthology Collection No (2) 2 items Sort by Bestselling - All-Time Bestselling - Monthly Bestselling - Weekly Bestselling - Yearly Developer Name Game Series Position Price Product List Date Product Name Karma Mac | English Karma Windows | English