Lander, Melissa et al. "Elkonin Boxes". OER Commons. Institute for the Study of Knowledge Management in Education, 10 Apr. 2019. Web. 03 Jul. 2024. <https://resourcebank.ca/authoring/2185-elkonin-boxes>.
Lander, M., Butcher, C., German, T., Sloboda, A., & Elliott, M. (2019, April 10). Elkonin Boxes. OER Commons. Retrieved July 03, 2024, from https://resourcebank.ca/authoring/2185-elkonin-boxes.