Evaluation of an adaptive and intelligent educational hypermedia for enhanced individual learning of mathematics: A qualitative study. - Özcan Özyurt; Hacer Özyurt; Adnan Baki; Bülent Güven; Hasan Karal (Expert Syst. Appl., 2012)

Standardization of a Graphic Symbol System as an Alternative Communication Tool for Turkish. - Yasemin Karal; Hasan Karal; Lokman Silbir; Taner Altun (J. Educ. Technol. Soc., 2016)

Impact of the educational use of Facebook group on the high school students' proper usage of language. - Hasan Karal; Mehmet Kokoç; Ozlem Cakir (Educ. Inf. Technol., 2017)

A Computer Science Unplugged Activity: CityMap. - Merve Yildiz; Hasan Karal (Int. J. Comput. Sci. Educ. Sch., 2021)

Determination of Player Types according to Digital Game Playing Preferences: Scale Development and Validation Study. - Semra Fis Erümit; Lokman Silbir; Ali Kürsat Erümit; Hasan Karal (Int. J. Hum. Comput. Interact., 2021)

Examination of adaptation components in serious games: a systematic review study. - Muharrem Aydin; Hasan Karal; Vasif V. Nabiyev (Educ. Inf. Technol., 2023)

Design and development of augmented reality application for basic concepts of computer systems. - Furkan Kalyoncu; Hasan Karal (Educ. Inf. Technol., 2025)