00507naa#a2200169#i#4500001002200000005001700022011001400039100004100053102000700094200006500101210005100166215001000217608002700227675004700254700002100301856001500322EN\INFRA-M\bibl\8656920240824202254.6##a1998-0728##a20240819b2024####ek#y0engy0150####ca##aRU1#aPreparing Preschoolers to Study MathematicseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2024##a6 с.##aJournal article2local##aПодготовка к школе. 373.29#1aYakovlevagE. O.4#anaukaru.ru