TY JOUR TI The Multilevel Approach to Learning: a Study Based on the Analysis of the Test Work of Younger Schoolchildren KW multilevel approach; learning differentiation; criteria for assessing the level of readiness of preschoolers and younger schoolchildren to learn; children “at risk”; a single set of verification work for an elementary school; Moscow Center for Quality Education. JO Primary Education AU Markitanova, R.M. PY 2019 IS 7 PB INFRA-M Academic Publishing LLC.