1. Smart Learning Institute of Beijing Normal University, Beijing, People’s Republic of China
2. Faculty of Educational Sciences and Teachers’ Training, An-Najah National University, Nablus, Palestine
3. Engineering, Universidad Católica de Oriente, Rionegro, Colombia
4. College of Information, University of North Texas, Denton, TX, USA
5. Research Institute for Innovation & Technology in Education (UNIR iTED), Universidad Internacional de La Rioja (UNIR), Logroño, Spain