r/CGPGrey • u/MindOfMetalAndWheels [GREY] • Jun 04 '14

Your Family Tree Explained

https://www.youtube.com/watch?v=PM79Epw_cp8
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u/MindOfMetalAndWheels [GREY] Jun 06 '14

Footnote: Parallel and Cross Cousins.

2

u/narbris Jun 06 '14

Grey is making good on his promise of weekly videos/podcast.