Title	The Effect of Gamification in Learning Computer Sciences: A Critical Analysis
Author	Khalid Rakyan Alharbi, Rozinah Jamaludin
Citation	Vol. 19  No. 6  pp. 27-32
Keywords	Gamification, Computer, Learning, Effect, Analysis

Title	Performance Improvements for MMA Welding Based on Self-Oscillating Inverter
Author	Kais Seddiki, Hamed belloumi, Ferid kourda
Citation	Vol. 19  No. 6  pp. 33-41
Keywords	Self-oscillating half bridge converter, zero-voltage-switched, standby operation, Asymmetrical control, Manual Metal Arc welding.

Title	Security Solutions for Classified Attacks in WSNs
Author	Muhammad Aamir Panhwar, Sijjad Ali Khuhro, Nasrallah Pirzada, Kamran Ali Memon, Deng ZhongLiang, Noor ul Ain
Citation	Vol. 19  No. 6  pp. 42-50
Keywords	WSNs, Attacks, Security, Compromised node, data confidentiality.

Title	Condition Monitoring and Automation of Building Loads Supplied by a Microgrid with IoT
Author	Atiqur Rahman, Fawaz Aljahdali, Muhammad Shoaib Siddiqui, Yazed Al Saawy, and Kaisar R. Khan
Citation	Vol. 19  No. 6  pp. 51-59
Keywords	Micro-grid internet of thing sustainability, condition monitoring, automation.