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Joe Z.

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mathematics
525/400 score
44/80 answers

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9
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161

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Next badge

54/100
Socratic

Impact

~1.7m
people reached
118 posts edited
13 helpful flags
1,084 votes cast
Summary Answers Questions Tags Badges Bookmarks Bounties Reputation All actions

73 Questions

Votes Activity Newest Views
1
10
votes
2
answers
416
views

A cell in an infinite culture

mathematics calculation-puzzle probability
Nov 1 '17 at 18:31 Rand al'Thor 108k
1
10
votes
2
answers
1k
views

A rather curious division machine

mathematics
Sep 20 '16 at 14:41 Joe Z. 26.8k
1
10
votes
5
answers
2k
views

Only Connect - Connect Wall #1

pattern knowledge connect-wall
Aug 3 '16 at 7:31 f'' 32.2k
1
10
votes
1
answer
644
views

What's the teacher's fractional addition algorithm?

mathematics
Jun 14 '15 at 23:55 Joe Z. 26.8k
3
10
votes
4
answers
10k
views

N balls and a scale

mathematics combinatorics weighing
May 18 '15 at 19:30 Community♦ 1
1
10
votes
1
answer
871
views

Why are these numbers above the line?

mathematics pattern
Feb 25 '15 at 1:04 xnor 23k
 
10
votes
1
answer
557
views

What is God's Number for the Rubik's Picture Cube?

rubiks-cube mechanical-puzzles
Jan 25 '15 at 0:30 Christopher Mowla 336
1
10
votes
3
answers
2k
views

The Magic Stick

calculation-puzzle
Jun 23 '14 at 21:37 Community♦ 1
1
9
votes
1
answer
2k
views

What chess position has the longest string of moves before mate?

chess construction
2d ago bobble 6,550
2
9
votes
5
answers
3k
views

A rope-cutting problem

lateral-thinking
Jun 6 '16 at 19:38 Xxoplechic 113
 
9
votes
1
answer
2k
views

What is the area of the Pokémon Moon logo?

mathematics geometry
May 28 '16 at 17:14 Community♦ 1
1
9
votes
1
answer
249
views

One, two, and three weeks from now

enigmatic-puzzle computer-puzzle
Sep 10 '15 at 3:55 Quark 6,017
 
9
votes
1
answer
517
views

Moving a pawn around on a chessboard

checkerboard
May 20 '14 at 22:57 Doorknob 4,477
 
8
votes
5
answers
789
views

Can you figure out these Tom Swifties?

wordplay english
Jul 3 '16 at 19:00 Community♦ 1
3
8
votes
2
answers
438
views

A sequence defined by a single fraction

calculation-puzzle number-sequence
Jun 17 '16 at 16:53 Joe Z. 26.8k
1
8
votes
1
answer
451
views

A lot of these firms were never watched by me

wordplay movies
Oct 1 '15 at 10:46 Community♦ 1
1
8
votes
4
answers
2k
views

Travellers across a desert

calculation-puzzle word-problem
Sep 19 '15 at 17:57 Community♦ 1
6
8
votes
4
answers
1k
views

A crypto-sequence puzzle

cipher number-sequence
Jun 25 '15 at 14:32 Community♦ 1
3
8
votes
2
answers
496
views

Drawing lines on a map

mathematics geometry
Jul 3 '14 at 6:56 Logan M 891
1
7
votes
7
answers
9k
views

Maximum number of pieces of equal area you can obtain by cutting a pizza a certain number of times

geometry dissection
Nov 3 at 22:49 humn 20.8k
 
7
votes
3
answers
988
views

A small pandigital equation

calculation-puzzle
Jun 18 '16 at 1:04 Deusovi♦ 116k
1
7
votes
1
answer
679
views

Bottles of wine, poisoned with time

logical-deduction strategy word-problem
Mar 11 '16 at 3:56 Community♦ 1
 
7
votes
1
answer
796
views

What is the fewest number of clues on a rotationally symmetrical sudoku grid with a unique solution?

sudoku
Sep 13 '15 at 10:11 Community♦ 1
 
7
votes
4
answers
526
views

Driving from London to Paris to Berlin

lateral-thinking geography
Apr 29 '15 at 20:39 Joe Z. 26.8k
1
6
votes
1
answer
535
views

Arranging cards in rows

mathematics strategy
May 9 '18 at 14:41 Community♦ 1
2
6
votes
1
answer
685
views

Are there any sets of 9 numbers that can form two essentially distinct magic squares?

mathematics magic-square
Nov 2 '15 at 16:21 f'' 32.2k
 
5
votes
2
answers
552
views

Choosing units for drug testing

calculation-puzzle
Mar 2 '18 at 10:59 Community♦ 1
 
5
votes
1
answer
588
views

What is an Endless Phraseâ„¢?

pattern english
Nov 7 '16 at 23:46 Community♦ 1
 
5
votes
2
answers
858
views

How do people decide which words to use in crossword puzzles?

puzzle-creation crosswords
Apr 9 '16 at 11:51 Beastly Gerbil 44.4k
1
5
votes
4
answers
2k
views

Fire in a crowded theatre

lateral-thinking situation history
Mar 23 '16 at 17:05 Gamow 44k
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