Short, fun, and super interesting!
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“These were really interesting and easy to digest. The most you will learn in 8 minutes this week!”
ryschlee via Apple Podcasts ·
United States of America ·
10/21/15
More reviews of Completely Optional Knowledge
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“Awesome podcast. Easy to listen to. Quick, fun, and quirky. Highly recommend.”
TGroninger via Apple Podcasts ·
United States of America ·
07/19/16
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“Short, fun podcast with enjoyable questions and answers. Its great to explore things in science that I never thought to ask.”
HowardH via Apple Podcasts ·
United States of America ·
04/30/17
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“You learn stuff with this podcast. Stuff you can use with friends and you sound smart.”
Nicenice9 via Apple Podcasts ·
United States of America ·
06/03/18
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