A summons to innovate: DIY speaker edition

What this episode covers

View full lesson: http://ed.ted.com/lessons/a-call-to-invention-diy-speaker-edition-william-gurstelleThere's a pleasure in making things for yourself -- especially something unexpected. At TEDYouth 2012, William Gurstelle shows how to make your own speakers from objects probably already laying around your house, like copper wire and an empty yogurt cup.Talk by William Gurstelle. Learn more about your ad choices. Visit megaphone.fm/adchoices

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This episode is 8 minutes long.

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This episode was published on June 13, 2026.

What is this episode about?

View full lesson: http://ed.ted.com/lessons/a-call-to-invention-diy-speaker-edition-william-gurstelleThere's a pleasure in making things for yourself -- especially something unexpected. At TEDYouth 2012, William Gurstelle shows how to make your own...

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