Can You Cut a 3-Inch by 5-Inch Card and Walk Through It?

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Can You Cut a 3-Inch by 5-Inch Card and Walk Through It?

Posted by: Dr. Mercola
July 19 2007 | 9,873 views

I’ve posted some cool tricks using a law of physics in the past, but this video shows an unbelievable feat using the science of topology. With a handful of precisely placed snips, you can cut a hole in a 3x5 card that’s big enough for you to crawl through!

Robert Krampf Science Education

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