This transnational comparative study between Costa Rica and the United States provides an in-depth understanding of the similarities and differences of the early literacy practices of educators in the Pre-Kindergarten to Kindergarten classroom settings. Drawing upon Costa Rica's curricular approach to Early Childhood Education, based upon the…

Recent studies have posited that K-12 science, technology, engineering, and mathematics (STEM) education should go beyond traditional subject silos and take an interdisciplinary approach that integrates these core subjects into a cohesive curriculum to foster authentic problem-solving skills. The purpose of this study was to field test one of five…

Few studies have considered academic vocabulary interventions for students who have learning disabilities (LD) and also are English learners (EL). This research explored the effects of the third year of the Creating Habits that Accelerate Academic Language of Students (CHAAOS) vocabulary intervention for eighth-grade students who received English…

Adolescents with disabilities have great difficulty with academic content in middle school, and their teachers have difficulty teaching them to understand and use academic language. We taught teachers of 6th grade students with Learning Disabilities, over half of whom were also English Language Learners (ELL), to implement about 15 minutes of…

Many students, especially English language learners (ELLs), struggle when they write. This study examined the various writing strategies 3 Spanish-speaking bilingual student teachers used to help their elementary school ELL students write. This was a case study that looked at how these student teachers used their primary language, among other…

Few studies have considered academic vocabulary interventions for students who have learning disabilities (LD) and also are English Learners (EL). This research explored the effects of the third year of the CHAAOS (Creating Habits that Accelerate the Academic Language of Students) vocabulary intervention for eighth grade students who received…

Purpose: This study investigates the effects of an integrated oral language and listening comprehension intervention for early elementary students with ASD. Methods: Students (n = 43) were randomly assigned to intervention or control comparison conditions, with intervention students receiving instruction in small groups of 3 or 4. Groups were led…

In this multi-year study, we taught English/Language Arts teachers of students with learning disabilities in middle school to incorporate 15 min of daily vocabulary activities with students in their intact special education English/Language Arts classes. During Year 1, teachers taught 48 words to their sixth grade students, who learned and…

In this multi-year study, we taught English/Language Arts teachers of students with Learning Disabilities in middle school to incorporate 15 minutes of daily vocabulary activities with students in their intact special education English/Language Arts classes. During Year 1, teachers taught 48 words to their sixth grade students, who learned and…

This study evaluated the efficacy of the Word Learning Strategies (WLS) supplementary program to improve elementary students' vocabulary skills and reading comprehension. The study used a multi-site cluster randomized, experimental design, which randomly assigned 92 4th grade classrooms (n=2558 students) from two cohorts to a treatment or control…

The two studies reported on in this paper examine the features of words that distinguish students' performances on vocabulary assessments as a means of understanding what contributes to the ease or difficulty of vocabulary knowledge. The two studies differ in the type of assessment, the types of words that were studied, and the grade levels and…

Texts are a central part of reading. Yet our understandings of appropriate text features and distributions of text diets at different points in students' reading development are limited. The thesis of the essay is that, if the trajectory of struggling readers is to change, attention is needed to the features of texts and students' text diets,…

This longitudinal study used latent growth curve modeling to investigate English literacy development in a sample of Spanish-speaking language minority students from third through eighth grade. This study also compared the sample's literacy development to the entire population of California students using state standardized test data. Second, this…

We investigated general vocabulary and academic vocabulary growth trajectories of adolescent language minority students using an individual growth modeling approach. Our analytical sample included 3161 sixth- to eighth-grade students from an urban school district in California. The language minority students in our sample were classified as…

Focused on an equity of educational access issue, this qualitative study identified grade 4-6 teacher perceptions of English language learning in Southern California. The historic failure of English language learners (ELLs) on standardized tests in Southern California was presented as an important problem to solve. The literature review for this…