In a manual the program and short maintenance of course are presented "Prophylaxis and correction of дискалькулии for children", methodology of complex study of общефункциональных mechanisms of speech activity is given in the structure of forming of skill of account for the children of preschool and junior school age. In a manual directions, maintenance and receptions of work, are described on a prophylaxis and correction of this violation for children with heavy allolalias and children time-lagged psychical development.A manual is addressed to the students of pedagogical Institutions of higher learning, it can be useful to the speech totherapists, учителям-дефектологам, educators, teachers of initial school, topsychologists, listeners of courses of in-plant training, careful and attentive parents.