These brain teasers have been voted as the most difficult. Only teaser with at least 20 votes are shown. Good luck solving them!
|16503||Happy Birthday to You...|
|16504||Pablo the Wise Man I|
|16509||Birthdays Here and There|
|16510||You're Going Where!?|
|16513||The Early Bird Catches The Worm|
|16515||Wood, Paper, and Song|