Spanish-English emergent bilingual children's range of sociocultural and linguistic knowledge have typically gone devalued in relation to school literacy curricula. This case study examines how emergent bilingual children in a second grade one-way immersion dual language classroom draw on their prior cultural-experiential knowledge and dynamic…

The language that students use with whole numbers can be insufficient when learning integers. This is often the case when children interpret addition as "getting more" or "going higher." In this study, we explore whether instruction on mapping directed magnitudes to operations helps 88 second graders and 70 fourth graders solve…

Documenting how students with learning disabilities (LD) initially conceive of fractional quantities, and how their understandings may align with or differ from students with mathematics difficulties, is necessary to guide development of assessments and interventions that attach to unique ways of thinking or inherent difficulties these students…