Title	Satisfaction of Preparatory Year Students at Umm Al-Qura University with Distance Learning During Covid-19
Author	Hassan M. Alhaythami
Citation	Vol. 21  No. 8  pp. 308-316
Keywords	Covid-19 Educational Crisis, Online Learning, Distance Learning, Students’ Satisfaction.

Title	Validation of the Arabic Version of the Social Networking Time Use Scale (SONTUS) in Saudi Context
Author	Hassan M. Alhaythami
Citation	Vol. 22  No. 1  pp. 501-508
Keywords	Undergraduate Students, Online Learning, Social Study, Factor Analysis, Psychometric Properties.

Title	Differential Item Functioning (DIF) of the Arabic Version of the SONTUS
Author	Hassan M. Alhaythami
Citation	Vol. 22  No. 5  pp. 49-54
Keywords	Social Network, Psychometric Properties, IRT, DIF, Measurement.