1. Akkerman, S. F., & Bakker, A. (2011). Boundary crossing and boundary objects. Review of Educational Research, 81(2), 132-169.
2. Beach, K. (1999). Consequential transitions: A sociocultural expedition beyond transfer in education. Review of Research in Education, 24(1), 101-139.
3. Bekerman, Z., Burbules, N. C., & Silberman-Keller, D. (2006). Learning in places: The informal education reader. New York, NY: Peter Lang.
4. Clark, A. (2010). Transforming children’s spaces: Children’s and adults’ participation in designing learning environments. London: Taylor & Francis.
5. Cole, M. (1996). Cultural psychology: A once and future discipline. Cambridge, MA: The Belknap Press of Harvard University Press.