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  / _ \  | | | | / __| __| '__/ _ \/ _` | '_ ` _ \/ __|
 / ___ \ | | |_| \__ \ |_| | |  __/ (_| | | | | | \__ \
/_/   \_\___\___/|___/\__|_|  \___|\__,_|_| |_| |_|___/

Invidious > Channel > Switch Knowledge

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YT 23 minutes 44 seconds Switch Knowledge How Do Veins Keep Our Body Functioning? - Curious? Episode 1 YT 23 minutes 44 seconds Switch Knowledge The Strange History Behind Valentine's Day - Curious? Episode 2 YT 23 minutes 41 seconds Switch Knowledge The History of Music - Curious? Episode 3

YT 23 minutes 45 seconds Switch Knowledge How Do Printers Work? - Curious? Episode 4 YT 23 minutes 45 seconds Switch Knowledge Why Sim Cards are so Amazing - Curious? Episode 5 YT 23 minutes 41 seconds Switch Knowledge Why the Ballpoint Pen was Revolutionary - Curious? Episode 6

YT 23 minutes 37 seconds Switch Knowledge Aerobics was originally made for Army Training? - Curious? Episode 7 YT 23 minutes 44 seconds Switch Knowledge What Makes Cardboard so Strong? - Curious? Episode 8 YT 1 second [Private video]

YT 1 second [Private video] YT 23 minutes 44 seconds Switch Knowledge What Makes the Blues so Cool? - Curious? Episode 11 YT 23 minutes 45 seconds Switch Knowledge Where Did Selfies Come From? - Curious? Episode 12

YT 1 second [Private video]