In Spanish. This is the updated version of the classic Avance method, developed in four levels according to the Instituto Cervantes curriculum. This course is suitable for both adolescents and adults. Each level consists of a student textbook and a corresponding CD; the teacher's guide is available online. The fourth book in this series includes a sample exam for the DELE exam. Each book also includes transcripts of the CD. The levels range from A1 to B1.