The book "Motorcycle Girls on Lookout Beach; or, in Search of the Missing" by Margaret Penrose is an exciting novel about the adventures of three young girls who decided to spend the summer on the coast. Under the wheels of their motorcycle, they go in search of missing friends and come across various riddles and challenges. Exciting races, secret tricks and unforgettable adventures await readers on the pages of this exciting book. This is a book that will not only entertain you, but also inspire your own visits to picturesque beaches and incredible discoveries.