This is the book about the unique genre of playful tools known as the OH Cards. Author Waltraud Kirschke investigates the history and background of the associative cards. Each game with its unique theme is described and discussed as well as portrayed within the larger framework of the genre. The book is alive with practical details and examples plus personal reports from a wide variety of card-users, both private and professional, from many different countries and cultures. An incitement to in-depth use of the associative cards.
