Title	Virtual Go to School (VG2S)： University Support Course System with Physical Time and Space Restrictions in a Distance Learning Environment
Author	Koji Fujita
Citation	Vol. 21  No. 12  pp. 137-142
Keywords	Distance learning, e-learning, Educational Engineering, User Experience, Interface Design

Title	On the Scale in the Kingdom of Saudi Arabia: Facebook vs. Snapchat
Author	Deena Alghamdi
Citation	Vol. 21  No. 12  pp. 131-136
Keywords	Image-based social media applications, Facebook, Snapchat, KSA, users’ practices.

Title	Review of Biometrics-Based Authentication Techniques in Mobile Ecosystem
Author	Fatimah Al-Jarba and Mohammed Al-Khathami
Citation	Vol. 21  No. 11  pp. 321-327
Keywords	Mobile phone; User authentication; Biometrics; Face recognition

Title	A Deep Learning Model for Face Mask Detection
Author	A. A. Abd El-Aziz and Nesrine A. Azim
Citation	Vol. 21  No. 10  pp. 101-106
Keywords	Face mask, Convolution neural network, deep learning, TensorFlow