User talk:108.70.142.68
Add topicLatest comment: 14 years ago by PiRSquared17 in topic November 2011
November 2011
[change source]
Welcome to Wikipedia. Everyone is welcome to make helpful changes to Wikipedia. However, some of your changes, like those to "Quantum mechanics", did not seem to be helpful and have been removed. If you want to try out changing Wikipedia to learn more about how it works, please use the sandbox. Thank you. πr2 (t • c) 21:04, 16 November 2011 (UTC)
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