Can you solve the Alice in Wonderland riddle? - Alex Gendler

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Let’s Begin…

After many adventures in Wonderland, Alice has once again found herself in the court of the temperamental Queen of Hearts. She’s about to pass through the garden undetected, when she overhears the king and queen arguing that 64 is the same as 65. Can Alice prove the queen wrong and escape unscathed? Alex Gendler shows how.


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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 Igor Coric
  • Narrator Addison Anderson
  • Storyboard Artist Igor Coric
  • Animator Tamara Bogovac
  • Art Director Tamara Bogovac
  • Sound Designer Cem Misirlioglu
  • Music Cem Misirlioglu, Amit Peled
  • Director of Production Gerta Xhelo
  • Editorial Director Alex Rosenthal
  • Producer Bethany Cutmore-Scott
  • Fact-Checker Eden Girma
    • See more creators
Additional Resources for you to Explore
The ruthless Queen of Hearts has presented you with a seemingly impossible conundrum – can you expose her trick without losing your head?

See more detailed explanations of the formulas involved in the solution here and here, learn more about the fibonacci sequence here, or check out this lecture on Lewis Carroll’s involvement with this puzzle. And on the off chance you haven’t read his timeless classic Alice’s Adventures in Wonderland, it’s available free online.

Customize This Lesson

Create and share a new lesson based on this one.

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 Igor Coric
  • Narrator Addison Anderson
  • Storyboard Artist Igor Coric
  • Animator Tamara Bogovac
  • Art Director Tamara Bogovac
  • Sound Designer Cem Misirlioglu
  • Music Cem Misirlioglu, Amit Peled
  • Director of Production Gerta Xhelo
  • Editorial Director Alex Rosenthal
  • Producer Bethany Cutmore-Scott
  • Fact-Checker Eden Girma
    • See more creators

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