About this item Good teaching poster for teachers and students : each math poster has their name and meaning to express the math icons' function, teachers or parents can teach the children how to use these math icons; Little DIY needed, string the cards at random as you want, it looks well Classroom math poster package including : 1 x addition, 1 x subtraction, 1 x multiplication, 1 x division, 1 x is less than/is greater than, 1 x parenthesis, 1 x equal, 1 x greater than or equal to, 1 x...