User SQB

56 votes

Accepted

What is the optimal first move in tic-tac-toe?

answered May 14, 2014 at 22:15

39 votes

Accepted

Pirates and gold coins

answered May 20, 2014 at 20:19

32 votes

Accepted

Doctor's Dilemma

answered Jun 23, 2014 at 14:29

32 votes

How many cars does the millionaire have?

answered Nov 17, 2014 at 12:57

18 votes

A camel transporting bananas

answered May 19, 2014 at 10:29

15 votes

Accepted

An international affair: Find the common property in incorrect equations

answered Nov 27, 2014 at 15:19

15 votes

Mysterious Murder Mystery

answered Nov 7, 2014 at 21:31

14 votes

Baggage Problem: $1.5$-meter-long sword onto a train

answered Oct 23, 2014 at 9:12

14 votes

The Monty Hall problem

answered Oct 29, 2014 at 11:28

12 votes

Explain the Magic Numbers!

answered Oct 28, 2014 at 11:02

11 votes

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6 Attempts to Guess a Number Between 1-100 ~ Ranges

answered Oct 21, 2014 at 19:49

10 votes

Guessing hat colors

answered May 20, 2014 at 13:14

10 votes

Accepted

Catch the killer

answered Nov 11, 2014 at 10:34

9 votes

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Clock Puzzle problem

answered May 22, 2014 at 9:41

9 votes

USA geography puzzle

answered Feb 8, 2015 at 20:07

8 votes

Mysterious Murder Mystery

answered Nov 8, 2014 at 12:14

7 votes

How can the "Boy or Girl" paradox be worded unambiguously?

answered May 22, 2014 at 14:04

7 votes

Accepted

Three Gallon Jug and 5 Gallon Jug

answered May 20, 2014 at 11:52

6 votes

Can political debates really work?

answered Jan 16, 2017 at 23:37

6 votes

What are the 13 differences?

answered Jul 29, 2017 at 8:40

6 votes

Salesman's claim for mechanical keypad lock - 5 buttons and 545 combinations!

answered Oct 23, 2018 at 13:40

5 votes

Flip a Fair Coin

answered Oct 22, 2014 at 14:21

5 votes

Find the age of the ship and of the boiler

answered Oct 6, 2014 at 9:09

4 votes

The maximum number of SETs with six cards

answered Feb 23, 2016 at 10:45

3 votes

What is the largest tile possible in 2048?

answered May 15, 2014 at 13:14

3 votes

What are the criteria for determining the difficulty of Sudoku puzzle?

answered May 21, 2014 at 11:28

3 votes

The Security to the Party [Part 9]

answered Nov 11, 2014 at 11:13

2 votes

What can't I buy?

answered Nov 11, 2014 at 13:25

2 votes

Security to the Party [Part 15]

answered Nov 12, 2014 at 7:42

2 votes

The Russian Birth Dilemma!

answered Nov 27, 2014 at 17:39

Stack Exchange Network

46 Answers

What is the optimal first move in tic-tac-toe?

Pirates and gold coins

Doctor's Dilemma

How many cars does the millionaire have?

A camel transporting bananas

An international affair: Find the common property in incorrect equations

Mysterious Murder Mystery

Baggage Problem: $1.5$-meter-long sword onto a train

The Monty Hall problem

Explain the Magic Numbers!

6 Attempts to Guess a Number Between 1-100 ~ Ranges

Guessing hat colors

Catch the killer

Clock Puzzle problem

USA geography puzzle

Mysterious Murder Mystery

How can the "Boy or Girl" paradox be worded unambiguously?

Three Gallon Jug and 5 Gallon Jug

Can political debates really work?

What are the 13 differences?

Salesman's claim for mechanical keypad lock - 5 buttons and 545 combinations!

Flip a Fair Coin

Find the age of the ship and of the boiler

The maximum number of SETs with six cards

What is the largest tile possible in 2048?

What are the criteria for determining the difficulty of Sudoku puzzle?

The Security to the Party [Part 9]

What can't I buy?

Security to the Party [Part 15]

The Russian Birth Dilemma!