2018 Calendar Challenger

Mensa is, by its own description, a society for those in the top 98th percentile of IQs. Now you can find out for yourself whether you belong to that percentile (or not).

This awesome calendar has puzzles, brain teasers, and other handy little challenges that push the boundaries of your mind to new heights. This full 365 page Calendar has a puzzle a day, always making sure you have new challenges to face. If you feel like challenging your mind, this is the calendar of your dreams.