Informal Digital Learning of English (IDLE) refers to individual's learning endeavor occurring in out-of-class environments in a naturalistic way independent from the requirements of a formal education program including assessment. Learners' IDLE experiences in English as a Foreign Language (EFL) contexts are quite important to understand their…

Competency-based education (CBE) has become well-accepted as a powerful way to personalize learning. Today's advanced technologies have enhanced CBE even further. Practitioners in the field are seeking means to take advantage of technology to increase CBE's effectiveness and efficiency, especially for adult learners. Microlearning and digital open…