Puzzling
Rob Watts's user avatar
Rob Watts's user avatar
Rob Watts's user avatar
Rob Watts
  • Member for 9 years, 2 months
  • Last seen more than a week ago
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77 Answers

Score Activity Newest
29 votes
Accepted

Unexpected hanging paradox

29 votes

Fisherman boat and sea level

23 votes
Accepted

Protagoras's Paradox. An Unsolved Court Case

20 votes

The treasure hunt

15 votes
Accepted

Why does the 4x4 Rubik's cube have parity cases, while the 3x3 does not?

14 votes

Match the blocks

13 votes
Accepted

The LoL number game

13 votes

The Ball Factory Worker

13 votes
Accepted

The Old Millionaire

13 votes

Sliding Bolt Puzzle

12 votes
Accepted

First number, which can not be defined

12 votes
Accepted

What is twice the answer to this question?

12 votes

Ten distinct numbers in the table

12 votes
Accepted

Linesweeper (Knight)

11 votes
Accepted

How can our secret agent produce a cryptographically secure random number?

9 votes

Not enough pylons!

9 votes
Accepted

The Answer is in the Question…

9 votes

Barely Illegal Rubik's Cube State

8 votes
Accepted

The Maze With An Unknown Size

8 votes
Accepted

About Grelling's Paradox

8 votes
Accepted

Recover the Ripped Quote

7 votes
Accepted

Variants to blue eyes puzzle

7 votes
Accepted

What is the next number in this sequence?

7 votes
Accepted

Finding the Dr. Bronowski's number

7 votes
Accepted

Who Married Whom and When?

6 votes

Blue eyes riddle: a counter-argument to accepted solution

6 votes

Who is the thief? An elementary school teacher had her purse stolen

6 votes

What's the optimal score in the MU-game?

6 votes

Dominating Furbles

6 votes

Generalization of Sum and Product puzzle

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