Children are masters of the future world,Developing their intelligence and improving their quality is new century mosaics to meet the challenge .Bead mental arithmetic is an intellectual skills,the formation of which adapts to the theory about intellectual skills formation by the former Soviet union psychologisth,Gary perlin .Gary perlin think intelligence action from operating movements is reflected in the head and come true by operation action "inner" ,and the bead mental intelligence skill follows the law of development.With the constantly pearl abacus in kindergarten rise,it draw more and more people's attention,become the focus of attention.This paper is based on the main line,bead mental arithmetic teaching effects on infant's intellectual development ,briefly introduces the mental arithmetic and the development condition of ithe mental arithmetic in kindergarten at present,and puts forward some strategies.