Kol perek ba-sefer hu le-maaseh taalumah o hidah, ve-tafkid ha-korim hu le-hafil et ha-hush ha-balashi..."-- Back cover.
A team of four boys and one girl make themselves amateur detectives in a seaside town in Israel. Each of ten chapters contains clues to a mystery that the reader is invited to solve before the solution is revealed. First of a series.
