brainteaser in German
brainteaser in German
Denkaufgabe
(informal) A difficult problem or puzzle.
Denksportaufgabe
(informal) A difficult problem or puzzle.
Knobelei
(informal) A difficult problem or puzzle.
Kopfnuss
(informal) A difficult problem or puzzle.
Kopfnuß
(informal) A difficult problem or puzzle.
harte Nuss
(informal) A difficult problem or puzzle.