Can you solve the giant iron riddle? - Alex Gendler
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- TEDEd Animation
Let’s Begin…
The family of giants you work for is throwing a fancy dinner party, but there’s a problem — the elder giant’s favorite shirt is wrinkled! To fix it, you’ll need to power up the giant iron. It needs two batteries to work, but the baby giant mixed the working battery pile with the dead pile. Can you test the batteries so that you get a working pair in seven tries or less? Alex Gendler shows how.
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TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »
Meet The Creators
- Educator Alex Gendler
- Director Outis
- Narrator Addison Anderson
- Animator Nemanja Petrovic
- Sound Designer Nemanja Petrovic
- Content Producer Gerta Xhelo
- Editorial Producer Alex Rosenthal
- Associate Producer Bethany Cutmore-Scott
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Additional Resources for you to Explore
This problem uses a formula known as the binomial coefficient to calculate how many ways there are to choose a given number of objects from a larger set, assuming that their order doesn’t matter. For more information, you can read about the binomial coefficient, the binomial theorem, and Pascal’s Triangle.
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About TED-Ed Animations
TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »
Meet The Creators
- Educator Alex Gendler
- Director Outis
- Narrator Addison Anderson
- Animator Nemanja Petrovic
- Sound Designer Nemanja Petrovic
- Content Producer Gerta Xhelo
- Editorial Producer Alex Rosenthal
- Associate Producer Bethany Cutmore-Scott
