Cite
APA Citation
Cramer, K., Monson, D., Ahrendt, S., Wyberg, T., Pettis, C., & Fagerlund, C. (2019). reconstructing the unit on the number line: Tasks to extend fourth graders' fraction understandings. Investigations in mathematics learning, 11, 180–194. http://access.bl.uk/ark:/81055/vdc_100081481576.0x000017