User contributions
- 09:25, 9 December 2018 (diff | hist) . . (+147) . . 2082: Mercator Projection (→Explanation)
- 18:02, 8 December 2018 (diff | hist) . . (+182) . . 1082: Geology (→Explanation)
- 11:44, 9 June 2018 (diff | hist) . . (-57) . . 1241: Annoying Ringtone Champion (→Explanation)