Level History of MasteryBook
| Level | Date |
|---|---|
| 17 | 2020-04-15 05:48:32 |
| 16 | 2020-04-15 05:41:30 |
| 15 | 2020-04-15 05:33:37 |
| 14 | 2020-04-15 05:25:30 |
| 13 | 2020-04-15 05:21:36 |
| 12 | 2020-04-15 05:18:02 |
| 11 | 2020-04-15 05:14:00 |
| 10 | 2020-04-15 05:02:13 |
| 9 | 2020-04-15 05:00:08 |
| 8 | 2020-04-15 04:55:12 |
| 7 | 2020-04-15 04:48:41 |
| 6 | 2020-04-15 04:37:44 |
| 5 | 2020-04-15 04:28:45 |
| 4 | 2020-04-15 04:26:46 |
| 3 | 2020-04-15 04:23:56 |
| 2 | 2020-04-15 04:23:39 |