The book "On the shore of the sea" by the author Mrs. Warner-Sleigh is a wonderful journey into the world of sea adventures. The main characters, children Tom and Mary, go on a summer vacation to the coast, where they explore beaches, find treasures, swim in the sea and help new friends. This book perfectly conveys the atmosphere of summer, rest and inexhaustible energy of children who are always ready for new discoveries and adventures. "On the Seashore" is a story that will teach readers to care for each other, appreciate friendship and the beauty of nature.