Youtube activity of "Petyr Kowalski" (@petyrkowalski9887) on "TED-Ed" channel.
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UCteFaxVTKmpiWfu-uJWcWbQ
Commenter youtube id
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Petyr Kowalski
Commenter name
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@petyrkowalski9887
Commenter name id
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"Can you solve the bridge riddle? - Alex Gendler"
Comments by video
"Can you solve the pirate riddle? - Alex Gendler"
"Can you solve the time travel riddle? - Dan Finkel"
"Why don't perpetual motion machines ever work? - Netta Schramm"
"Why incompetent people think they're amazing - David Dunning"