Xursanova Zilola Mirzaxolmatovna, Fozilov Jakhongir Ibrohimjon o'g'li, and Davidova Ekaterina Pavlovna. “LOGICAL TASKS FOR PRIMARY SCHOOL STUDENTS”. International Engineering Journal For Research & Development, vol. 6, no. 2, June 2021, p. 4, doi:10.17605/OSF.IO/FDXEU.