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2. Missing dollar riddle - Wikipedia

   en.wikipedia.org/wiki/Missing_dollar_riddle

   A famous riddle that involves an informal fallacy and a misleading sum. The riddle is solved by realizing that the sum of the money in the guests' pockets and the bellhop's pocket is $30, not $29.

3. Bridge and torch problem - Wikipedia

   en.wikipedia.org/wiki/Bridge_and_torch_problem

   A logic puzzle about four people, a bridge and a torch with a time limit. Learn the story, solution, variations and history of this river crossing problem.

4. Zebra Puzzle - Wikipedia

   en.wikipedia.org/wiki/Zebra_Puzzle

   The Zebra Puzzle is a well-known logic puzzle with many versions, including one published in Life International in 1962. It involves deducing the properties of five houses and their inhabitants based on clues such as nationality, color, pet, drink, and cigarette.

5. The Hardest Logic Puzzle Ever - Wikipedia

   en.wikipedia.org/wiki/The_Hardest_Logic_Puzzle_Ever

   A logic puzzle involving three gods who speak truth, falsehood, or randomness. Learn the history, solution, and variations of this challenging riddle.

6. As I was going to St Ives - Wikipedia

   en.wikipedia.org/wiki/As_I_was_going_to_St_Ives

   A traditional English-language nursery rhyme in the form of a riddle. The most common version is: As I was going to St Ives, I met a man with seven wives, Each wife had seven sacks, Each sack had seven cats, Each cat had seven kits: Kits, cats, sacks, and wives, How many were there going to St Ives?

7. Induction puzzles - Wikipedia

   en.wikipedia.org/wiki/Induction_puzzles

   The probability for winning will be much higher than 50%, depending on the number of players in the puzzle configuration: for example, a winning probability of 87.5% for 7 players. Similar strategies can be applied to team sizes of N = 2 k −1 and achieve a win rate (2 k-1)/2 k.

8. Water pouring puzzle - Wikipedia

   en.wikipedia.org/wiki/Water_pouring_puzzle

   Learn about the classic problem of pouring water between different-sized jugs to reach a goal state. Find out the rules, examples, solutions and variations of this mathematical puzzle.

9. Monty Hall problem - Wikipedia

   en.wikipedia.org/wiki/Monty_Hall_problem

   A probability puzzle based on the American game show Let's Make a Deal, where switching doors increases the chance of winning a car. Learn the standard assumptions, simple solutions, and related paradoxes of this counterintuitive problem.