Level B1 plus to C1. Target audience: learners at levels B1 to C1. Workbook including code for the interactive version:

• Ideal complement to the textbook "Sicher."
• Can also be used independently of the textbook.
• Deepening and reviewing intermediate grammar.
• Overview of frequent phenomena in German grammar.
• Double-page concept: left "Presentation page" with structures and rules, right "Exercise page" with a variety of exercises.
• Examination of phenomena in relation to typical difficulties.
• Evenly distributed learning portions.
• Exercises arranged in three levels of difficulty.
• Suitable for use in the classroom and for self-study at home.
• The answer key can be found as a PDF download in the online teaching service.

The interactive version of the workbook includes:

• Digital workbook for whiteboard, PC/Mac, and tablet.
• Interactively implemented exercises for use in class or for individual review of course content.
• A comprehensive toolbar with various functions for use on the whiteboard (including highlighting, notes, writing tools, and much more).
• Intuitive and immediately usable without introduction.
• Available offline via the Hueber-interactive app.