The document summarizes research on the value of fun in online learning. It describes open studies conducted with over 1,000 participants across multiple countries. Quantitative survey results showed most students felt learning should involve fun, happiness, and enjoyment. Qualitative findings linked fun to activities, content, and positive engagement. While some saw fun as distracting, most views were positive. Analysis related students' epistemic beliefs about constructivist learning to valuing fun. Recommendations encourage integrating enjoyable real-world activities, personalized learning, and a variety of interactive resources to promote student satisfaction and retention in online education.