Call for reforming mathematics teaching has been sounded loudly and strongly. Change from teaching standard algorithms to having children invent their own methods requires major pedagogical shift. Teachers must trust students' inventiveness and ability to make sense of numerical situations, be committed to thinking and reasoning as cornerstone of…

The instruction of finger counting and finger calculation, also known as Chisanbop, is promoted as a natural method of introducing and teaching the basic processes of addition, subtraction, multiplication and division to children, particularly to those who are mentally and physically handicapped. The sequential process for teaching finger…