Salybekova , Nurdana, Gani Issayev, Zhanna Abdrassulova, Ardak Bostanova, Rustembek Dairabaev, and Murat Erdenov. 2021. “Pupils’ Research Skills Development through Project-Based Learning in Biology”. Cypriot Journal of Educational Sciences 16 (3):1106-21. https://doi.org/10.18844/cjes.v16i3.5829.