What is Core Affect

Multimedia learning materials (MLM) play an important role in learning. Engagement is a state that contributes to care of and positive approach to MLM, to pay attention to and deep processing of it, to do activities in it while preventing learners from quitting MLM. The quality of MLMs and students' characteristics are important in the engagement process. Cognitive theories provide valuable principles when designing MLMs, whereas the emotional design of the MLMs and the affective responses they evoke in students remain in the background. The emotional design ensures students' engagement with MLMs, and their interpretation of the knowledge and their learning can be manipulated. In this chapter, student engagement has been elaborated within scope of MLMs. Secondly, the relationship between emotional processes and engagement was examined. It was focused on organizing students' emotional process using emotional design elements and their effects on learning outcomes. Finally, suggestions were made for maintaining interaction with MLM and engagement for learning.