Calibration between judged and actual performance related to cognitive certitude is known as "cognitive certitude of calibration" (CCC). CCC is an essential factor that can affect an individual's calibration behavior related to his/her learning effectiveness mediated by cognitive and affective factors, such as cognitive anxiety, learning…

As the foundation of English, the vocabulary difficulty should be removed first with effective instructions to develop learners' English ability in order to meet the request of Thailand's national curriculum. In addition, because English is used as a medium of intercultural communication and one component of language learning, diverse cultural…

Recent science-education reforms have targeted students' ability to 'talk science', especially in science classrooms. Prior research has shown that participation in scientific discourse in class is one of the most challenging scientific-literacy tasks, and particularly complex for English language learners (ELLs) at the upper elementary level. The…