Anderson, C. A., & Bushman, B. J. (2002). Human aggression. Annual Review of Psychology, 53 (1), 27–51. doi:10.1146/annurev.psych.53.100901.135231
Bandura, A. (1978). Social learning theory of aggression. The Journal of Communication, 28 (3), 12–29. doi:10.1111/j.1460-2466.1978.tb01621.x
Bauer, K. L., & Dettore, E. (1997). Superhero play: What's a teacher to do? Early Childhood Education Journal, 25 (1), 17–21. doi:10.1023/A:1025677730004
Bredekamp, S. (2004). Play and school readiness. In Zigler, E. F., Singer, D. G., & Bishop-Jose, S. J. (Eds.), Children's Play: The Roots of Reading (pp. 159–174). Washington, DC: ZERO TO THREE.
Burgess, R. L., & Akers, R. L. (1966). A differential association-reinforcement theory of criminal behaviour. Social Problems, 14 (2), 128–147.
Calabrese, N. M. (2003). Developing quality sociodramatic play for young children. Education, 123, 606–608.
Carlson, F. M. (2011). Rough play: One of the most challenging behaviours. Young Children, 18–25.
Clements, R. (2004). An investigation of the status of outdoor play. Contemporary Issues in Early Childhood, 5, 68–80. doi: 10/2304/ciec.2004.5.1.10
DiPietro, J. A. (1981). Rough and tumble play: A function of gender. Developmental Psychology, 17 (1), 50–58. doi:10.1037/0012-16126.96.36.199
Elkind, D. (1990). Academic pressures – too much, too soon: The demise of play. In Klugman, E. & Smilansky, S. (Eds.), Children's play and learning: Perspectives and policy implications (pp. 3–17). Columbia University: Teachers College Press.
Emfinger, K. (2009). Numerical conceptions reflected during multiage child-initiated pretend play. Journal of Instructional Psychology, 36 (4), 326–334.
Fry, D. P. (1987). Differences between playfighting and serious fighting among Zapotec children. Ethology and Sociobiology, 8 (4), 285–306. doi:10.1016/0162-3095(87)90020-X
Gomes, M. M. (2007). A concept analysis of relational aggression. Journal of Psychiatric and Mental Health Nursing, 14, 510–515. doi:10.1111/j.1365-2850.2007.01120.x
Hellendoorn, J., & Harinck, F. J. H. (1997). War toy play and aggression in Dutch kindergarten children. Social Development, 6 (3), 340–354. doi:10.1111/j.1467-9507.1997.tb00110.x
Humphreys, A. P., & Smith, P. K. (1987). Rough-and-tumble play friendship and dominance in school children: Evidence for continuity and change with age. Child Development, 58, 201–212. doi:10.1111/j.1467-8624.1987.tb03500.x
Jarvis, P. (2007). Monsters, magic and mr psycho: A biocultural approach to rough and tumble play in the early years of primary school. Early Years: An International Journal of Research and Development, 27 (2), 171–188. doi:10.1080/09575140701425324
Little, H., Wyver, S., & Gibson, F. (2011). The influence of play context and adult attitudes on young children's physical risk-taking during outdoor play. European Early Childhood Education Research Journal, 19 (1), 113–131. doi:10.1080/1350293X.2011.548959
Logue, M. E., & Detour, A. (2011). ‘You be the bad guy’: A new role for teachers in supporting children's dramatic play. Early Childhood Research & Practice, 13 (1), 1–16.
Logue, M. E., & Harvey, H. (2010). Preschool teachers’ views of active play. Journal of Research in Childhood Education, 24 (1), 32–49. doi:10.1080/02568540903439375
National Governors Association Center for Best Practices, Council of Chief State School Officers (2010). Common Core State Standards. Washington DC: National Governors Association Center for Best Practices, Council of Chief State School Officers. Retrieved from http://www.corestandards.org/the-standards
Parsons, A., & Howe, N. (2006). Superhero toys and boys’ physically active and imaginative play. Journal of Research in Childhood Education, 20, 802–806. doi:10.1080/02568540609594568
Parten, M. B. (1932). Social participation among pre-school children. Journal of Abnormal and Social Psychology, 27 (3), 243–269. doi:10.1037/h0074524
Pellegrini, A. D. (1987). Rough-and-tumble play: Developmental and educational significance. Educational Psychologist, 22, 23–43. doi: 10.1207/s15326985ep2201_2
Pellegrini, A. D. (1988). Elementary-school children's rough-and-tumble play and social competence. Developmental Psychology, 24, 802–806. doi:10.1037/0012-16188.8.131.522.
Pellegrini, A. D. (1989). Elementary-school children's rough-and-tumble play. Early Childhood Quarterly, 4, 245–260. doi:10.1016/S0885-2006(89)80006-7
Pellis, S. M., & Pellis, V. C. (2007). Rough-and-tumble play and the development of the social brain. Current Directions in Psychological Science, 16, 95–98. doi:10.1111/j.1467-8721.2007.00483.x.
Piaget, J. (1951). Play, dreams, and imitation in childhood. New York: W.W. Norton.
Roberton, T., Daffern, M., & Bucks, R. S. (2011). Emotion regulation and aggression. Aggression and Violent Behaviour, 17, 72–82. doi:10.1016/j.avb.2011.09.006
Sandseter, E. B. H. (2007). Categorising risky play – how can we identify risk-taking in children's play? European Early Childhood Education Research Journal, 15 (2), 237–252. doi:10.1080/13502930701321733
Sandseter, E. B. H. (2009). Affordances for risky play in preschool: The importance of features in the play environment. Early Childhood Education Journal, 36, 439–446. doi:10.1007/s10643-009-0307-2
Scott, E., & Panksepp, J. (2003). Rough-and-tumble play in human children. Aggressive Behaviour, 29 (6), 539–551. doi:10.1002/ab.10062
Smilansky, S. (1990). Sociodramatic play: Its relevance to behaviour and achievement in school. In Klugman, E. & Smilansky, S. (Eds.), Children's play and learning: Perspectives and policy implications (pp. 18–42). Columbia University: Teachers College Press.
Smith, P. K., & Lewis, K. (1984). Rough-and-tumble play, fighting, and chasing in nursery school children. Ethology and Sociobiology 6, 175–181. doi:10.1016/0162-3095(85)90029-9
Sutton-Smith, B. (1975). Play as adaptive potentiation. Sportswissenschaft, 5, 103–118.
Tannock, M. T. (2008). Rough and tumble play: An investigation of the perceptions of educators and young children. Early Childhood Education Journal, 35, 357–361. doi:10.1007/s10643-007-0196-1.
Vygotsky, L. (1966). Play and its role in the mental development of the child. Soviet Psychology, 12, 62–76.