Worth subscribing to
Love this podcast. All of the information you never knew that you needed to know. Very fun.
JoMcD01 via Apple Podcasts · Canada · 07/15/16
More reviews of Completely Optional Knowledge
The first episode I listened to was 'Are there lazy ants?' then I was hooked and have been binge listening ever since. Great topic. Great format. Love the theme score music especially.
Bickboon via Apple Podcasts · United States of America · 07/29/16
What is there not to love about this podcast? Each episode is short enough where it isn't a huge time consumer but so interesting that you're mad when each episode ends. Each episode is interesting but also don't follow each other so you can jump around from episode to episode if you want,...Read full review »
PhantomMan-2 via Apple Podcasts · United States of America · 11/03/16
Smart, geeky, and creative! A fun podcast that takes me far across the globe to hear quirky science tidbits from experts who love what they do. Light-hearted and funny, too.
diana64683 via Apple Podcasts · United States of America · 05/27/16
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