A ingenious approach to estimate colossal numbers

What this episode covers

View the full lesson here: http://ed.ted.com/lessons/michael-mitchell-a-clever-way-to-estimate-enormous-numbersHave you ever tried to guess how many pieces of candy there are in a jar? Or tackled a mindbender like: "How many piano tuners are there in Chicago?" Physicist Enrico Fermi was very good at problems like these -- learn how he used the power of 10 to make amazingly fast estimations of big numbers.Lesson by Michael Mitchell, animation by Mark Phillips. Learn more about your ad choices. Visit megaphone.fm/adchoices

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How long is this episode of TED-Ed?

This episode is 5 minutes long.

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This episode was published on May 18, 2026.

What is this episode about?

View the full lesson here: http://ed.ted.com/lessons/michael-mitchell-a-clever-way-to-estimate-enormous-numbersHave you ever tried to guess how many pieces of candy there are in a jar? Or tackled a mindbender like: "How many piano tuners are there...

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