This article presents the findings from a teacher intervention in Dutch kindergartens aimed at improving teachers' differentiation practices (DP) to better anticipate student differences. The intervention was designed to improve the match between student levels and curricular activities, in particular for high-ability students and consists of…

The following research report documents a professional development that focused on promoting understanding of algebraic learning progressions across vertical teams of elementary and secondary teachers. Analyzing quantitative data from the pre and post MKT assessment and qualitative data from lesson reflections and final course reflections,…

This research looked into the effect of how cognitive development toward imagery is formed through visual perception by means of a quantitative questionnaire. The main variable was the difference between the learning backgrounds of the interviewees. A two-way ANOVA mixed design was the statistical method used for the analysis of the 2 × 4 (2 by 4)…

The purpose of this study is to understand the mathematical content proficiency middle and high school teachers have before and after their first year teaching and taking graduate coursework in the Teach for America (TFA) program, as well as what attitudes toward mathematics TFA teachers have over the first year. There was a significant increase…