Pocket Quiz: Mehr Gedächtnistraining (2009)

"This is a small, pocket-sized trivia game. It contains 50 cards with 3 questions each, most of them with multiple choice options. The backside of each card contains the answers and offers additional information. Most of the cards also show small illustrations. The ultimate knowledge-check! Test your skills on the subject of more brain training! Confusing and challenging puzzles to think and thinking around the corner. 50 exercises and solutions "