The problems under investigation included (a) Did a directed study of mathematics vocabulary significantly affect student performance levels on standardized mathematical questions? and (b) Did the strategies used in this study significantly affect student performance levels on standardized mathematical questions? The population consisted of…

This investigation examined how middle school teachers implemented Word Generation, a cross-content vocabulary intervention and how the program affected student learning of academic vocabulary words. Participants included four content area teachers and their sixth-grade students. Students received vocabulary instruction in their social studies,…

This meta-analysis synthesizes the last two decades of experimental and quasi-experimental research on reading instruction across academic contexts (e.g., social studies, science, mathematics, English language arts) for English learners (ELs) in grades 4 through 8, to determine (a) the overall effectiveness of reading instruction for upper…

This article is based on a study whose main objective was to determine the effects of mathematical vocabulary instruction on students' achievement in Mathematics in Secondary schools in Murang'a County, Kenya. The study was a non-equivalent control group pretest-posttest quasi-experimental design and was conducted in the two purposively selected…

The present study was conducted to investigate the effect of using vocabulary flash card on Iranian pre-university students' vocabulary knowledge. The participants of the study comprised 50 female learners. They were randomly assigned into two homogeneous groups each consisting of 25 learners. The control group received the traditional treatment…