Punishment and Academic Self-Concept Among Low-Achieving Secondary School Students in Trans-Nzoia County, Kenya. Research Journal of Education, Teaching and Curriculum Studies , [S. l.], v. 4, n. 1, p. 183–194, 2026. DOI: 10.58721/mwqd3r42. Disponível em: https://www.utafitionline.com/index.php/rjetcs/article/view/1864. Acesso em: 12 jul. 2026.