calculus's current score is 7, last changed approximately 5 years, 11 months ago.
| When | Change |
|---|---|
| April 7, 2017, 2:10 a.m. | 1 |
| March 10, 2017, 6:16 a.m. | 1 |
| Feb. 13, 2017, 6:05 a.m. | 1 |
| Feb. 6, 2017, 5:37 a.m. | 1 |
| Jan. 26, 2016, 7 p.m. | 1 |
| Dec. 15, 2015, 9:16 p.m. | 1 |
| Dec. 15, 2015, 9:16 p.m. | 1 |