TY JOUR TI Development of cognitive universal learning activities for students while solving tasks with a parameter KW universal learning activities KW logical actions KW symbolic actions KW research activities KW tasks with a parameter KW students KW USE. JO Standards and Monitoring in Education AU Zhuravleva, N.A. AU Shashkina, M.B. PY 2017 IS 5 PB INFRA-M Academic Publishing LLC.