This paper reports the results of a research exploring the mathematical connections of pre-university students while they solving tasks which involving rates of change. We assume mathematical connections as a cognitive process through which a person finds real relationships between two or more ideas, concepts, definitions, theorems, procedures,…

English language learners are a diverse and fast-growing segment of the student population in the United States. Faced with the double challenge of keeping up with grade-level content while learning English as a new language in a new culture, many of them struggle. This article presents data from a three-phase qualitative study designed to learn…

This study compared PISA 2009 student reading literacy scores with principal perceptions across three countries with varying levels of student performance: Korea, Mexico, and the United States. Seventy-five countries participated in PISA 2009, which measured 15-year-old children's reading achievement and principal perceptions. The study explored…