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SO YOU’RE a science genius working in a secluded lab at the top of a mountain when zombies suddenly appear.
How do you get four people across a rickety bridge before they catch up with you?
That’s what you have to figure out in this TED-Ed video, an animated version of the classic bridge riddle that’s been wrecking many a head since it was posted last week.
Did you manage to work it out? Let us know in the comments below.
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