User contributions
- 23:37, 4 July 2018 (diff | hist) . . (+7) . . 2015: New Phone Thread (→Explanation)
- 23:36, 4 July 2018 (diff | hist) . . (+283) . . 2015: New Phone Thread
- 07:59, 25 June 2018 (diff | hist) . . (0) . . 2011: Newton's Trajectories (→Explanation)
- 07:58, 25 June 2018 (diff | hist) . . (+344) . . 2011: Newton's Trajectories