Illustrations and book design for Krogerus & Tschäppeler's kids question book «Kinderfragebuch», published by «Kein & Aber».

This book contains on 175 pages, 333 personal, entertaining and educational questions for kids illustrated with about 65 character illustrations by co-author Lopetz.

The second edition is published under the name «Mein Fragebuch» with a simplified cover design.