Hispanic literacy development in the Southwestern US is examined through standardized assessment data derived from recent National Assessment of Educational Progress (NAEP) and Texas Academic Performance Reports (TAPR). This longitudinal study focuses on significant variables across a spectrum of grade levels for Hispanics of Mexican descent.…

Energy is considered both as a disciplinary core idea and as a concept cutting across science disciplines. Most previous approaches studied progressing energy understanding in specific disciplinary contexts, while disregarding the relation of understanding across them. Hence, this study provides a systematic analysis of cross-disciplinary energy…