Opening a children's club is not difficult. It is much more difficult to organize its work in such a way that it brings a decent profit. The book examines in detail all the nuances that affect the profitability of a children's club: these are the secrets of developmental activities that make up the main income of the children's club, and possible forms of additional income, and the specifics of customer service. In addition, specific practical recommendations are given for organizing the income of a children's club during the off-season period, ways to attract new customers and retain old ones are indicated, and all elements of organizing sales in a children's club are considered. The book will be useful both for beginners who want to open a children's club, and for managers of existing children's clubs.