what does the “hang one of those suckers on the wall” mean？ The first calendars were kind of hit or miss. Many places measured time by the new moon, others by the sun, and some used a combination of both. In the land of the Aztecs and Mayas (now Mexico), they devised huge, complicated stone tablets. These worked pretty well, but try and hang one of those suckers on the wall! These worked pretty well, but try and hang one of those suckers on the wall! There were even tall dunce cap-like calendars made of solid gold that high priests in central Europe got to wear, even though you’d have to have eyes on the top of your skull to be able to read them. Given these complicated ways of tracking time, people were often a little mixed up about exactly what day it was.