Multiplication Square poster published 2003 designed by Don Cummingham. This fantastic poster is an alternative to the traditional time tables in that it lays out the tables from 1-12 in a square method. The clear grid allows the user to clearly see how numbers are multiplied. In addition to being a multiplication square it also shows the vocabulary that is used to describe addition, subtraction, multiplication and division. Classic poster being one of Chart Media's best sellers, easily selling over ten thousand a year.