Deutsch im Nu contains in one volume all the material from level A1 to level B1, from the beginning to the Zertifikat B1 exams. In the Lehrbuch, both oral and written language (Leseverstehen, Hörverstehen, Schriftlicher & Mündlicher Ausdruck) are taught and examined to equip the student with the skills and abilities described in the Common European Framework of Reference (Gemeinsamer Europäischer Referenzrahmen) required for obtaining the language proficiency certificate at level B1.