DESIGNING INSTRUCTION TO ENHANCE STUDENTS’ SELF-DIRECTED LEARNING SKILLS: A CASE OF WHATSAPP INTERACTIVE AND WHATSAPPSUPPORTED JIGSAW INSTRUCTIONAL MODES Eucharia Chekwube Ogbonna1, Chinwe Rose Nwagbo1, & Christian Sunday Ugwuanyi2 1Department of Science Education, University of Nigeria Nsukka2Department of Education Foundation, Faculty of Education, University of the FreeState, Bloemfontein, South Africa Abstract The study investigated the effects of …