Abstract:
In line with PMRI approach, the use of Bermain Satu Rumah (BSR) as traditional game to support
children's counting classroom wherein students are encouraged to construct mathematical
understanding. This requires an adjustment to the activity of students, adjustments in the learning
process for mathematization, as well as a reinventing of what constitutes mathematics. Design
research was methodology that be used to investigate the role of BSR to support students in
promoting and eliciting the basic concepts of counting. The study reported in this paper will
describe analysis and evidence from a research effort involving grade 3 PMRI classroom in MIN 2
Palembang. Evidence of rich strategies and discussion on the notion of counting will be analyzed
and reported. Our findings suggest that BSR as a contextual problem, students were able to develop
the sense of number by different strategies of counting.
