Here is the full list of all 21 Quiz Thiz Germany trophies - there are 6 bronze, 5 silver, 9 gold and 1 platinum.
Collect all other trophies.
Answer 10 questions wrong
Answer 20 questions wrong
Answer 30 questions wrong
Answer 40 questions wrong
Answer 50 questions wrong
Answer 60 questions wrong
Answer 70 questions wrong
Answer 80 questions wrong
Answer 90 questions wrong
Answer 105 questions wrong
Answer 10 questions correctly
Answer 20 questions correctly
Answer 30 questions correctly
Answer 40 questions correctly
Answer 50 questions correctly
Answer 60 questions correctly
Answer 70 questions correctly
Answer 80 questions correctly
Answer 90 questions correctly
Answer 105 questions correctly