Four Color Problem

Paint the map with 4 colors so that the same colors do not touch on any one side.

Four Color Problem 1Four Color Problem 2Four Color Problem 3Four Color Problem 4Four Color Problem 5

These problems are original problems, they only appear here - and they are presented by a member of our staff, Mr. juno. The Flash program has been created by Miss Tamentaico, who also made the Flash tutorial of the puzzles on our site.