Black, P. and Wiliam, D. (1998) ‘Inside the black box: raising standards through classroom assessment’, Phi Delta Kappan, vol. 80, no. 2, pp. 139–48.
Dawes, L. and Wegerif, R. (1998) ‘Encouraging exploratory talk: practical suggestions’ (online), NACE. Available from: curriculum/ english/ exploratory.htm [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] (accessed 1 August 2014).
Harlen, W., Macro, C., Reed, K. and Schilling, M. (2003) Making Progress in Primary Science. London: RoutledgeFarmer.
Hodgson, C. (2010) Assessment for Learning in Primary Science: Practices and Benefits, NFER review. Slough: National Foundation for Educational Research. Available from: publications/ AAS02/ AAS02.pdf (accessed 1 August 2014).
Mercer, N. and Littleton, S. (2007) Dialogue and the Development of Children’s Thinking: A Sociological Approach. London: Routledge.
Vygotsky, L. (1978) Thought and Language. Cambridge, MA: MIT Press.

Additional resources