TED-Ed Riddles

Can you solve “The Bridge Riddle?” [YouTube / TED-Ed Riddle]

3⅚ minutes long – pause at 2:00

I gave up because it looked impossible. It is possible though.

This riddle’s solution is similar to the following one, the River Crossing Riddle. In both cases you seem to have to take back some of the progress you have made to finish the crossing task.

4⅓ minutes long – pause at 0:58

Can you solve “Einstein’s Riddle?” [YouTube / TED-Ed Riddle]

5⅕ minutes long – pause at 1:37

Not too hard, but it will take a while to solve.

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