The Title is Das groe 4 in 1 Rtselbuch fr clevere Kinder: 4 bis 10 Jahre. Logisches Denken und Konzentration spielend einfach steigern. Audience Age – 00 – 12 years. Books are released in many editions and variations, such as standard edition, re-issue, not for sale, promotional, special edition, limited edition, and many other editions and versions.