The principle that is based on the emotional reaction of the learner is which principle?

The principle based on the emotional reaction of the learner is the Effect principle. This principle highlights that learners are more likely to remember and retain information that evokes a strong emotional response. When an experience is emotionally engaging, whether through enjoyment, humor, or relevance, it creates a more memorable event, which enhances learning and retention.

In the context of educational strategies, leveraging emotional responses can help in the absorption and recall of information. This principle emphasizes that not only the content matters but also the emotional context in which that content is presented, making it vital for effective learning experiences.