By Eva Kallo and Gyorgyi Balog.

This book contains a Preface by Anke Zinser, the 'Introduction' by Eva Kallo and the following chapters: 'Typlical modes of manipulation and appropriate toys during the first year of childhood', 'Collecting', 'A child observed at play', 'Beginning to build and appropriate playthings' finished with the 'Editor's remarks'' and 'A word about putting toys away'.