Over the past decade, there has been an increased use of playful approaches to teaching and learning in higher education. Proponents argue that creating ‘safe’ playful spaces supports learning from failure, management of risk-taking, creativity and innovation, as well as increasing the enjoyment of learning for many students. However, the emergent field of playful learning in adulthood is under-explored, and there is a lack of appreciation of the nuanced and exclusive nature of adult play. This article will first examine the theoretical background to the field, providing an initial definition of ‘playful learning’ through the metaphor of the ‘magic circle’ and presenting a hypothesis of why play is important for learning throughout the life...