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: Casual Arts Primary Genre: Family + Platform/OS Windows (4) Collector's Edition No (4) Language Japanese (1) English (1) German (1) French (1) Is Anthology Collection No (4) Is Felix Fun-Sized No (4) 4 items Sort by Bestselling - All-Time Bestselling - Monthly Bestselling - Weekly Bestselling - Yearly Developer Name Game Series Position Price Product List Date Product Name 究極のクリスマスパズラー Windows | Japanese Das ultimative Weihnachtsrätsel-Paket Windows | German Le Jeu de Réflexion Ultime pour Noël Windows | French The Ultimate Christmas Puzzler Windows | English