Puzzle

智力游戲 /智力游戏

zhìlì yóuxì

(game or toy, or problem, requiring some effort to complete or work out, which is intended as a pastime and/or to test one’s mental ability)

猜謎游戲 /猜谜游戏

(game or toy, or problem, requiring some effort to complete or work out, which is intended as a pastime and/or to test one’s mental ability)

謎 /谜

(thing which is difficult to make sense of or understand)

難題 /难题

nántí

(thing which is difficult to make sense of or understand)