The school-aged population in the United States is becoming more culturally and linguistically diverse, while achievement gaps across content areas persist. At the same time, more rigorous academic demands are being placed on all students, including English language learners (ELLs). Teachers of ELLs face the double challenge of promoting English…

This study examined the effect of a quasi-experimental project on fifth grade English learners' achievement in state-mandated standards-based science and English reading assessment. A total of 166 treatment students and 80 comparison students from four randomized intermediate schools participated in the current project. The intervention consisted…

The development of inquiry and project-based materials is challenging in many ways, not the least of which is the design of supports for teachers implementing such materials. We report on the design of educative and just-in-time teacher supports for an online project-based unit in ocean science. The teacher supports were visible as tabs on the…