TY JOUR TI Mathematical Research Task in Pairs as a Means of Assessing Meta-Subject Skills in Schoolchildren KW universal learning activities KW meta-subject skills KW research task KW academic and research map KW diagnostic tools KW levels of development of meta-subject skills KW teaching mathematics JO Bulletin of Kemerovo State University. Series: Humanities and Social Sciences AU Pozdnyakova, E.V. PY 2024 IS 8 PB Kemerovo State University