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Can you solve the river crossing riddle? - Lisa Winer

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11,107 Questions Answered

TEDEd Animation

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As a wildfire rages through the grasslands, three lions and three wildebeest flee for their lives. To escape the inferno, they must cross over to the left bank of a crocodile-infested river. Can you help them figure out how to get across on the one raft available without losing any lives? Lisa Winer shows how.

WatchThink 6 Multiple Choice &
3 Open Answer Questions Dig Deeper Learn More Discuss 1 Guided Discussion &
1 Open Discussion
Which animal(s) can go across first (for the first crossing) to make the most efficient number of moves?

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Meet The Creators

  • Educator Lisa Winer
  • Director Outis
  • Script Editor Alex Gendler
  • Narrator Addison Anderson

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