The Unlock language course offers 56 lessons per Student's Book and can be extended to 90 hours with the Classroom App, Online Workbook, and additional activities from the Teacher's Manual and Development Pack. Unlock focuses on two skill areas with two separate Student's Books for each level. For levels 1-5 (CEFR A1 - C1), these books provide study materials for Reading, Writing, and Critical Thinking, as well as Listening, Speaking, and Critical Thinking. The books share the same themes within each chapter, providing access to a wide range of material at every level. Each Student's Book provides access to both the Classroom App and the Online Workbook. Unlock is suitable for educational, professional, and independent study purposes and is available in multiple languages. Intertaal is your reliable supplier and guarantees fast delivery.