Fast calculation and check calculation is a method which use cumputing in nature of relationship of the number children expend hinking,
cleverly calculated. Interestd to study .This method was published by Shanxi economic publishing house in 1999. Fast calculation teaching CD-ROM was published by Shanxi Educatong Publishers. It has been sell as selecting teaching materials in shool and it has issued inside and outside of the provincial.The past years ,this centre has been supported by the city department of education office. Mr.zhao went to Guangxi Beijing ,Henan ...etc. The students of teacher in school learned leatures more than 9200 people.Teacher of primary school had learn it.The people number reached more than 2000.On the weekned and holiday rate is organized 120 training courses,training students over 6000.Practice shows that:fast calculation and checking of it can stimulate childern's interest in learnning and to enlighten their wisdom and traing students diuergent thinking,develop children's creativity .