This is a Spanish language course at four levels according to the Common European Framework: A1, A2, B1 y B2. Espanol en marcha is designed for young and adult Spanish as a foreign language students. It can be employed both for intensive and extensive courses. Each level consists of a student book (with or without CD option), an exercises book (with or without CD option), and a tutor's manual. The Student's Book is divided into different sections: exercises in pairs, grammar section and useful vocabulary, verb lists and transcripts of the listening activities. The Workbook includes: extra units and a glossary. The Teacher's Book includes extra exercises for the beginning and for the end of each unit, games, exercises in pairs and photocopiable tests. The first two levels are also published in one single book - Basico with the same options as the rest of the series. The first level alone has also an exercises book with some of the explanations in English. Since the introduction of Espanol en marcha in 2005, this has been a very popular general course.