De repente, se escuchó un ruido sordo. Un sonido grave, profundo y prolongado, que consiguió imponerse al estrépito de la lluvia. Y los niños se miraron los unos a los otros, con caras de sorpresa e inquietud...;During a torrential downpour, Marta's school slides into the river, but before a helicopter rescue operation can be completed, the school starts to float downstream, and the students and teachers are soon converted into a pirate crew. 2005 Children's Literature Award Winner Rights sold to Korea.