User contributions
- 06:50, 8 May 2019 (diff | hist) . . (+491) . . Talk:2146: Waiting for the But
- 11:40, 26 April 2019 (diff | hist) . . (+222) . . Talk:2140: Reinvent the Wheel
- 19:52, 10 April 2019 (diff | hist) . . (+156) . . Talk:2135: M87 Black Hole Size Comparison
- 09:41, 7 August 2018 (diff | hist) . . (-1) . . 7: Girl sleeping (Sketch -- 11th grade Spanish class) (→Explanation)
- 13:07, 5 April 2018 (diff | hist) . . (+199) . . Talk:1976: Friendly Questions
- 09:08, 7 December 2017 (diff | hist) . . (+174) . . Talk:1925: Self-Driving Car Milestones
