A Brow-Raising Quiz: How well do you know the definitions of the 4s?
| Started | Duration | Score | Passed | |
| 05/11/2012 - 03:22 | 0:02:37 | 70 % | Failed | More... |
| 05/02/2012 - 04:56 | 0:01:18 | 50 % | Failed | More... |
| 04/29/2012 - 19:28 | 0:01:03 | 90 % | Passed | More... |
| 04/29/2012 - 19:26 | 0:01:34 | 30 % | Failed | More... |
| 04/24/2012 - 08:12 | 0:02:40 | 40 % | Failed | More... |
| 04/14/2012 - 15:33 | 0:01:53 | 40 % | Failed | More... |
| 04/07/2012 - 12:01 | 0:01:49 | 90 % | Passed | More... |
| 03/22/2012 - 13:43 | 0:00:52 | 100 % | Passed | More... |
| 03/18/2012 - 04:56 | 411:40:10 | 60 % | Failed | More... |
| 03/18/2012 - 04:53 | 0:01:15 | 60 % | Failed | More... |
| 03/16/2012 - 02:44 | 0:01:31 | 50 % | Failed | More... |
| 03/03/2012 - 10:01 | 0:01:36 | 70 % | Failed | More... |
| 03/01/2012 - 12:56 | 0:01:47 | 70 % | Failed | More... |
| 02/16/2012 - 08:35 | 0:19:18 | 30 % | Failed | More... |
| 02/09/2012 - 09:40 | 0:08:43 | 40 % | Failed | More... |
| 01/31/2012 - 11:54 | 0:01:44 | 70 % | Failed | More... |
| 01/15/2012 - 05:48 | 0:01:57 | 60 % | Failed | More... |
| 01/09/2012 - 19:58 | 0:01:26 | 60 % | Failed | More... |
| 12/21/2011 - 10:51 | 0:01:01 | 30 % | Failed | More... |
| 12/18/2011 - 16:00 | 0:02:17 | 60 % | Failed | More... |
| 12/16/2011 - 23:07 | 0:02:36 | 70 % | Failed | More... |
| 12/01/2011 - 18:02 | 0:01:25 | 60 % | Failed | More... |
| 11/20/2011 - 19:42 | 0:01:25 | 40 % | Failed | More... |
| 10/20/2011 - 23:10 | 0:02:16 | 80 % | Passed | More... |
| 10/17/2011 - 09:09 | 0:01:12 | 60 % | Failed | More... |
| 10/02/2011 - 19:13 | 0:01:16 | 90 % | Passed | More... |
| 09/24/2011 - 19:17 | 0:02:13 | 60 % | Failed | More... |
| 09/09/2011 - 18:19 | 0:01:50 | 30 % | Failed | More... |
| 09/09/2011 - 06:37 | 0:01:24 | 70 % | Failed | More... |
| 09/07/2011 - 12:03 | 0:01:51 | 70 % | Failed | More... |
| 08/14/2011 - 22:16 | 0:04:56 | 60 % | Failed | More... |
| 08/11/2011 - 07:53 | 0:01:19 | 70 % | Failed | More... |
| 08/03/2011 - 19:54 | 0:01:23 | 70 % | Failed | More... |
| 07/25/2011 - 10:34 | 0:02:19 | 60 % | Failed | More... |
| 07/23/2011 - 17:51 | 0:01:34 | 40 % | Failed | More... |
| 07/20/2011 - 11:36 | 0:01:28 | 60 % | Failed | More... |
| 07/15/2011 - 23:37 | 0:01:24 | 70 % | Failed | More... |
| 07/08/2011 - 01:25 | 0:01:37 | 40 % | Failed | More... |
| 06/18/2011 - 07:50 | 0:01:34 | 60 % | Failed | More... |
| 06/15/2011 - 12:35 | 0:01:05 | 80 % | Passed | More... |
| 06/09/2011 - 17:08 | 0:02:18 | 60 % | Failed | More... |
| 05/26/2011 - 05:21 | 0:03:19 | 50 % | Failed | More... |
| 05/16/2011 - 21:16 | 0:01:15 | 40 % | Failed | More... |
| 05/12/2011 - 13:33 | 0:01:10 | 30 % | Failed | More... |
| 03/13/2011 - 06:46 | 0:02:37 | 80 % | Passed | More... |
| 02/23/2011 - 01:18 | 0:01:14 | 100 % | Passed | More... |
| 02/22/2011 - 11:36 | 0:01:32 | 70 % | Failed | More... |
| 02/09/2011 - 11:52 | 0:01:20 | 80 % | Passed | More... |
| 02/03/2011 - 15:12 | 0:01:38 | 70 % | Failed | More... |
| 02/01/2011 - 23:35 | 0:01:11 | 70 % | Failed | More... |
| 01/20/2011 - 16:47 | 0:01:13 | 90 % | Passed | More... |