How does a zipper work?

Zippers are everywhere – holding your backpack closed, keeping you snug in your sleeping bag and of course, on your pants! But how exactly does a zipper work? We asked Bryon Robinson of YKK (the world’s largest zipper manufacturer!) to help us find the answer. 

Zippers are everywhere – holding your backpack closed, keeping you snug in your sleeping bag and of course, on your pants! But how exactly does a zipper work? We asked Bryon Robinson of YKK (the world’s largest zipper manufacturer!) to help us find the answer. 
Got a question that you’d like to sink your teeth into? Send it to us at BrainsOn.org/contact, and we’ll help find a fasten-ating answer.

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Smash Boom Best is a debate show for kids and families from the makers of the award-winning podcast, Brains On! Every episode takes two cool things, smashes them together and lets you decide which is best.


Smash Boom Best

A history show for the whole family! Every episode explores the origin of just one thing — like sandwiches, video games, clocks and more — while teaching listeners to think critically about history.


Forever Ago

Our mission is to encourage kids’ and curious adults’ natural curiosity and wonder using science and history…but there’s no age limit on curiosity, and episodes of Brains On can be enjoyed by anyone.


How does a zipper work?

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