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24 votes
Accepted

A 1-D labyrinth

I think that the easiest way to solve this 1-D maze is to think of it as This allows you to visualize it as follows: In text form a solution is:
18 votes
Accepted

Pi is a perfect square!

Your students should probably brush up on their So let's clear things up, shall we? Why is pi a perfect square? Why is four not a perfect square? What's going on with the number theory? "That ...
  • 16.1k
15 votes
Accepted

Reconstruct the lost labyrinth of Knossos

Final maze! Logic: Reconstruction Venturing into the maze Getting lost Making connections Middle man Cracking the code Finishing the maze! And from here, it's fairly simple to trace out the ...
8 votes
Accepted

The Old Brazen Head

We can do it with 1 question asked twice at most.
  • 996
3 votes
Accepted

Dark time in prison

  • 5,676

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