Hardest Series Teasers
Series teasers are where you try to complete the sequence of a series of letters, numbers or objects.
These brain teasers have been voted as the most difficult. Only teasers with at least 20 votes are shown. Good luck solving them!
|
Title |
Popularity |
Difficulty |
Submitted |
|
151 |
Getting Around |
|
|
07/07/03 |
by wxman |
152 |
10, 9, 17, 50, 199, ? |
|
|
04/26/06 |
by Draw |
153 |
Words Out of Order |
|
|
08/29/11 |
by Gizzer |
154 |
Smuggler |
|
|
09/06/02 |
by dumbell |
155 |
Hold Your Horses |
|
|
12/15/04 |
by AXTON |
156 |
Alternating Series |
|
|
08/24/07 |
by Rob7 |
157 |
1, 7, 11, 27, 77, 111 |
|
|
07/28/10 |
by logicgenius |
158 |
3, 4, 6, 9... |
|
|
09/20/02 |
by BigSurf18 |
159 |
Two Rules |
|
|
03/27/06 |
by RainyMysteria |
160 |
0, 3, 5, 6, 9, 10, 12 ... |
|
|
09/16/08 |
by shenqiang |
161 |
Two, Not One |
|
|
01/24/11 |
by celtichero |
162 |
Word Progression |
|
|
01/10/06 |
by cnmne |
163 |
1, 8, 72,... |
|
|
05/12/05 |
by brianz |
164 |
3, 4, 11, 116 ... |
|
|
01/23/01 |
by trojan5x |
165 |
Logic Class Fieldtrip |
|
|
12/09/05 |
by cdrock |
Follow Braingle!