Menschen is a popular course from Hueber for ages 16+, in secondary schools, universities and language schools. This is the Coursebook for Level A1 for beginners. Audio Download.
There are many supplementary texts for this course. There is a workbook, the Arbeitsbuch, and a vocabulary book, Vokabeltaschenbuch. There is also a Berufstrainer, which is designed for learners who would like to apply apply their German skills in an office or working environment. The Intensivtrainer is a workbook which allows students to revise on their own without a teacher.
As an alternative to the Vokabeltaschenbuch, there are the Glossary A1.1 and Glossary A1.2 which have been especially created for English speakers. The Menschen course is written entirely in German, so for beginning students an aid like this improves the usability of the course immensely.