Riddles for Adults: 30 Clean, Tricky Riddles with Answers
30 clean riddles for adults with hints and answers: classic what-am-I riddles, sneaky wordplay, lateral-thinking mysteries and logic puzzles that fool adults.
hard riddles
Hard Riddles: 48 Difficult Riddles with Answers (and Hints)
48 hard riddles with answers and hints, from tough warm-ups to the 10 hardest riddles in the world: logic, lateral thinking, wordplay and math, all checked.