🧠
Classic Puzzles
10 free exercises
Famous logic puzzles — Monty Hall, mislabeled boxes, river crossings and other brain teasers with full solutions.
▶ Play Free
Medium
Boats with Wolf, Goat, and Cabbage
▶ Play
▶ Play Free
Medium
Two Trains Speed Puzzle
▶ Play
▶ Play Free
Medium
Father and Son Ages
▶ Play
▶ Play Free
Medium
Monty Hall — Three Doors
▶ Play
▶ Play Free
Medium
Two Villages — Liar and Truth-Teller
▶ Play
▶ Play Free
Medium
Party Handshakes
▶ Play
▶ Play Free
Medium
Missing Dollar Riddle
▶ Play
▶ Play Free
Medium
Mislabeled Boxes
▶ Play
▶ Play Free
Medium
Clock Angle at 3:15
▶ Play
▶ Play Free
Medium