Cherono , Juliana, et al. “ Effect of 7E Learning Cycle Model on Students’ Academic Achievement in Biology in Secondary Schools in Chesumei Subcounty, Kenya ”. African Journal of Education,Science and Technology (AJEST), vol. 6, no. 3, May 2021, pp. Pg 312-322, http://ajest.org/index.php/ajest/article/view/800.