Analytical writing serves to learn and communicate learning. Our goal was to determine the impact of students' bilingual profile, defined by self-evaluated bilingual competence, use of language(s) for mental operations and language(s) use across different contexts, on their developing analytical writing abilities. Catalan/Spanish bilinguals -- in…

We present the validation of a questionnaire for compulsory secondary school students (seventh to tenth grade), designated "Educational learning environments for ESO pupils" (CEApA_ESO), for the purpose of evaluating learning environments. Although many instruments have been developed in this area, our work attempts to comprehensively…

Principals (policy makers) have debated the progress in U.S. student performance for a half century or more. Informing these conversations, survey agents have administered seven million psychometrically linked tests in math and reading in 160 waves to national probability samples of selected cohorts born between 1954 and 2007. This study is the…

This paper provides evidence on the sources of differences in inequality in educational scores and their evolution over time in four European countries. Using Programme for International Student Assessment data from the 2000 and the 2006 waves, the paper shows that inequality decreased in Germany and Spain (two "decentralised" schooling…

Acknowledging the fact that teachers are at the heart of any educational reform effort, the European Union funded project EarlyStatistics aims to enrich European children's learning of statistics by offering their mathematics teachers a high-quality online professional development program. A central conviction underlying the design of the program…

This document contains the second volume of the proceedings of the 30th Annual Conference of the International Group for the Psychology of Mathematics Education. Conference presentations are centered around the theme "Mathematics at the Centre." This volume features 60 research reports by presenters with last names beginning between Abr…