Example image of eyePlorer eyePlorer map for 'Play (activity)': Rite World view Free will Cognitive development Socialization Learning Recreation Theatrical property Tool Toy Game Goal Trance Play fighting Flirting Brian Sutton-Smith Extreme sport Stunt Homo Ludens (book) Johan Huizinga Magic circle Man, Play and Games Roger Caillois Stephen Nachmanovitch Game studies Jesper Juul (video game theorist) Eric Zimmerman Katie Salen Gameplay Video game James Findlay Child development American Academy of Pediatrics Convention on the Rights of the Child United Nations Ilinx Play therapy Stevanne Auerbach Play value Sudbury school Electronic game Flying fox (cablecar) Game-based learning Lisa Riley Lusory attitude Margaret Lowenfeld Meaningful play Namsadang Parten's classic study of play Play date