The purpose of the Montessori Subtraction Snake Game Task Cards is to help children memorize subtraction facts and practice linear counting through the use of concrete materials to represent abstract concepts. The children copy the snakes using the grey bars and color bead bars. Then complete the subtraction process using the black & white bars, golden ten bars, and colored beads. There are step-by-step instructions for four presentations of the Snake Game. Includes: step-by-step instructions21