|
426
mathematics
× 159 |
39
calculation-puzzle
× 10 |
14
pattern
× 5 |
8
board-games
× 5 |
|
177
formation-of-numbers
× 21 |
39
liars
× 3 |
13
weighing
× 18 |
8
enigmatic-puzzle
× 2 |
|
160
logical-deduction
× 149 |
38
game
× 11 |
13
paradox
× 2 |
8
packing
|
|
99
geometry
× 51 |
34
lateral-thinking
× 11 |
11
number-sequence
× 11 |
6
computer-puzzle
× 4 |
|
93
optimization
× 62 |
25
arithmetic
× 3 |
11
graph-theory
× 4 |
6
magic
|
|
75
combinatorics
× 40 |
23
number-theory
× 8 |
11
construction
× 3 |
5
grid-deduction
× 6 |
|
55
visual
× 6 |
21
alphametic
× 4 |
11
decanting-problems
× 2 |
5
coin-tossing
× 3 |
|
46
strategy
× 53 |
21
unsolved-mysteries
|
11
number-property
× 2 |
5
physics
× 2 |
|
46
probability
× 29 |
19
dice
× 4 |
11
computer-science
|
5
matches
× 2 |
|
43
chess
× 10 |
18
puzzle-history
× 3 |
10
meta-knowledge
× 3 |
5
frobenius
|
|
43
english
|
17
triangle
× 2 |
10
primes
|
4
sudoku
× 2 |
|
43
letters
|
16
algebra
× 4 |
9
game-theory
× 5 |
4
keys-and-locks
× 2 |
|
42
no-computers
× 13 |
16
open-ended
× 3 |
9
checkerboard
× 3 |
4
algorithm
× 2 |
Oray
