Interchange is a multi-level course for learners of English from beginning to high-intermediate level. Interchange takes into account the interests and needs of young adults and adults.

Written in American English, Interchange reflects the fact that English is a language of international communication, not limited to any one country, region, or culture. The multi-skills syllabus on which the course is based integrates structural, functional, lexical, phonological, situational, and thematic syllabi. The methodology reflects a communicative approach, with an emphasis on both fluency and accuracy.

Major features: