This week’s puzzle is a brief study of network theory whose roots began with a problem that was first approached in 1735 in Köningsberg, Prussia (now Kalinigrad, Russia), In this puzzle, students attempt to draw routes that cross every bridge in a bridge puzzle once and only once.
Click here to download the directions for The Bridge Crossing Challenge.
Solutions
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One possible solution is shown for each puzzle. In each case, there is more than one correct solution.