tests by dada30400 with the online test builder (168 tests)
Ranked by: number of candidates
1. Accusative (67878 candidates)
2. Prepositions + accusative or dative (51589 candidates)
3. Possessive adjectives (31009 candidates)
4. Subordinate clauses: wenn (23029 candidates)
5. Definite & indefinite articles (22618 candidates)
6. Present (22027 candidates)
7. Questions (21704 candidates)
8. Present Perfect (Perfekt) (20137 candidates)
9. Future I (17792 candidates)
10. Vocabulary - School stuff (17659 candidates)
11. Maths (17584 candidates)
12. Infinitive (um zu, anstatt zu, ohne zu) (17423 candidates)
13. Simple past/Imperfekt: text (16276 candidates)
14. Passive voice (15942 candidates)
15. Personal pronouns (15433 candidates)
16. Relative pronouns (14894 candidates)
17. Conjunctions : nachdem, während, bevor (14551 candidates)
18. Present (13426 candidates)
19. Accusative (12927 candidates)
20. Articles: accusative/dative (12491 candidates)