Goal: Arrange all the pieces on the board to show today’s date. Can be solved for 365 days a year. Caesar’s Calendar was used in Rome starting in 46BC due to constant political manipulation used in the previous Roman Calendar. Also known as the Julian Calendar, this invention divided the year into 12 months while also introducing the concept of a leap day. Amazingly, a version of Caesar’s Calendar is still used today. Combining this long-lived Roman invention with the inquisitive nature of the ancient people, Caesar’s Calendar will provide you with a daily challenge worthy of a True Genius. Part of our True Genius collection -- a best selling brand for stores selling smart, bookish gifts.