Bilton, H. (2012) The type and frequency of interactions that occur between staff and children outside in Early Years Foundation Stage settings during a fixed playtime period when there are tricycles available. European Early Childhood Education Research Journal, 20(3): 403–21. 

This article demonstrates how environmental features in places also influence the interactions and activities afforded within them.

Waite, S., Wickett, K. and Huggins, V. (2014) Risky outdoor play: Embracing uncertainty in pursuit of learning. In: T. Maynard and J. Waters (eds) Outdoor Play in the Early Years. Open University Press, pp. 71–85.

This chapter argues that a major risk in early years practice is not to provide sufficient challenge and uncertainty to extend children’s thinking and capacity to self-regulate.