The 2nd key is yellow (83x/89) or blue (84x/89ti) and will run a Command or display a Menu when pressed before any other key with text of the same colour over it. The 2nd key is the first key of the second row on most calculators. getKey will return 21 when 2nd is pressed. ! This article is a stub. Please help the TI-BASIC Wiki by [ expanding it]