: Solving logic-based problems that require 2–3 arithmetic steps. The Role of G.D.Z. in Primary Education
: Maria Ignatyevna Moro, a prominent Russian pedagogue and lead author of standard primary school math textbooks used for decades. 2004 god : The specific edition year. g.d.z.po.matematika.m.i.moro.2004.god.3.klass
While newer editions (2011, 2015, 2023) exist to align with updated Federal State Educational Standards (FGOS), the 2004 edition remains a point of reference because: : Solving logic-based problems that require 2–3 arithmetic