Choudhuri, Bichitra, and Ahrar Husain. “Effectiveness of Digital Technology on Biology Learners at the Secondary Level”. SCHOOL SCIENCE 55, no. 2-3 (September 30, 2017): p.35–41. Accessed April 29, 2025. http://14.139.250.109:8090/index.php/SS/article/view/2494.