These brain teasers have been voted as the most difficult. Only teaser with at least 20 votes are shown. Good luck solving them!
|16561||The French Speaker|
|16565||Cows Causing Catastrophes|
|16566||How Many Houses|
|16568||The Blind and The Mute|
|16569||The Jealous Boyfriend|
|16571||Secret Words III|
|16575||In the World|