The story begins on the first day of a very special summer school. Nina and Rafael have no idea what challenges they will face at the Labyrinth School. Can they work together to complete the challenges and win a prize? Or will they fail the tests and never leave the school? What is Rafael not revealing to Nina? A series of original literature specifically designed for teenage English learners. Acclaimed authors in teaching the English language. It combines understandable language with exciting plots to engage young readers. INCLUDES: Cyber Homework and free online resources for each title at helbling-ezone.com, as well as an audio CD for each title.