April 19, 2016

Problem of the Week

for Tuesday, April 19, 2016

Find a path connecting each pair of similar shapes. Paths can run horizontally or vertically but a path can not cross itself or another path. Every square in the grid must be passed through by a path. In the grids below, imagine that opposite edges are glued together so that the grid would resemble a donut when glued. A solution to another problem is offered below. Find the unique solution to Puzzle #4.

Winners of torus path #1