The theoretical Zimmerer exam is coming up and you have no idea when and how you should learn it? The specialized equipment sits, but the Construction You have weaknesses? Use every minute to prepare, with your smartphone and the "wood training" of THE CARPENTER. The free app starts with 150 questions spread across the three subject areas specialist technology, construction management and general knowledge. Not only that: in three levels of difficulty "Beginner", "Intermediate" and "Expert" you