Using data from seven cohorts of language immersion lottery applicants in a large, urban school district, we estimate the causal effects of immersion programs on students' test scores in reading, mathematics, and science and on English learners' (EL) reclassification. We estimate positive intent-to-treat (ITT) effects on reading performance in…

Using data from seven cohorts of language immersion lottery applicants in a large, urban school district, we estimate the causal effects of immersion programs on students' test scores in reading, mathematics, and science, and on English learners' (EL) reclassification. We estimate positive intent-to-treat (ITT) effects on reading performance in…

Teachers and administrators are faced with a basic question when planning for a school year: how should the students be grouped when coming to school? Should students of similar age be together or should students be assigned to multi-age classrooms at the elementary school level? If the multi-age method is chosen, how will academic progress be…

Generalization is the key to effective autism intervention--when children can apply new skills across settings, they'll make broad, long-term improvements in behavior and social communication. The first how-to guide to generalization is finally here! Practical and reader-friendly, this is the book that helps professionals take today's most popular…

The purpose of this study was to investigate the effectiveness of DISCOVER, a performance-based assessment in identifying gifted Lebanese students. The sample consisted of 248 students (121 boys, 127 girls) from grades 3-5 at two private schools in Beirut, Lebanon. Results showed evidence for DISCOVER's concurrent validity with the Raven Standard…

Psychomotor performance is fundamental to human existence. It is important in many real world activities and nowadays psychomotor tests are used in several fields of industry, army, and medical sciences in employee selection. This article tries to define psychomotor activity by introducing some psychomotor theories. Furthermore the…