Supporting sense making with mathematical bet lines
This discourse strategy helps students understand story problems by revealing the task in stages and having learners adjust their predictions.
Teaching Children Mathematics
Dick, Lara; Foote White, Tracey; Trocki, A; Sztajn, Paola; Heck, Daniel J.; and Herrema, K. "Supporting sense making with mathematical bet lines." Teaching Children Mathematics (2016) : 538-545.