Fozilov Jakhongir Ibrokhimovich, and Abduraxmonova Mohinur Furqatjon qizi. “Development of Intellectual Abilities of Primary School Students in Mathematics Lessons”. Journal of Pedagogical Inventions and Practices, vol. 6, Mar. 2022, pp. 136-40, https://zienjournals.com/index.php/jpip/article/view/1116.