Studies of scientific practice demonstrate that the development of scientific models is an enactive and emergent process (e.g., Pickering 1995; Chandrasekharan and Nersessian 2017). Scientists make meaning through processes such as perspective taking, finding patterns, and following intuitions. In this paper, we focus on how a group of fourth…

In 2006, as a beginning teacher in a Western Sydney school, the author explored slow motion animation ("slowmation") as a strategy for teaching Year 4 students about equivalent fractions. She taught at this school five days a week, teaching Kindergarten, Year 4, and Year 5. Slowmation can be defined as a simplified version of claymation…

This study sought to address the lack of experimental research examining the influence of contextual factors on African American students' learning. A total of 162 low-income African American and White fourth graders were randomly assigned to ethnically homogeneous, communally structured groups of three to work on a motion acceleration task using…