Volume & Issue: Volume 36, Issue 8, August 2020, Pages 1-233 
Using the flipped classroom strategy in teaching chemistry to develop deferred achievement among secondary school students

Pages 41-64

Eslam Gamal Aldin Ahmed Abdul sattar; Al said Shehata Mohamed Ahmed; Mahmoud Sayed Mahmoud Sayed Abu Naji; Tahia Hamed Abdul aal Sayed