User contributions
- 00:27, 3 August 2024 (diff | hist) . . (+178) . . 2967: Matter (→Explanation)
- 21:17, 31 July 2024 (diff | hist) . . (+82) . . 2966: Exam Numbers (→Explanation)
- 07:51, 23 June 2024 (diff | hist) . . (+59) . . 2948: Electric vs Gas (→Explanation: reliability)
