These are the appendices for the report "Study of Teacher Coaching Based on Classroom Videos: Impacts on Student Achievement and Teachers' Practices. Evaluation Report." This report examined a promising strategy for individualized coaching: professional coaches--rather than district or school staff--providing feedback to teachers based…

School closures because of natural phenomena, such as COVID-19, underscore the importance of effective distance learning strategies when there are no in-school alternatives. Our study describes the implementation of a multimedia science program before and after school closure due to COVID-19 in a variety of ways depending on schools'…

Over the past several years, research teams have developed observational instruments to measure the quality of teachers' instructional practices. Instruments such as Framework for Teaching (FFT) and the Classroom Assessment Scoring System (CLASS) assess general teaching practices, including student-teacher interactions, behavior management, and…

This report examines the impact of content-intensive Professional Development (PD) on teachers' math content knowledge, their instructional practice, and their students' achievement. The study's PD had three components, totaling 93 hours. The core of the PD was "Intel Math," an intensive 80-hour workshop delivered in summer 2013 that…

Co-rumination is a dyadic process between relationship partners that refers to excessively discussing problems, rehashing problems, speculating about problems, mutual encouragement of problem talk, and dwelling on negative affect. Although studies have addressed youths' "tendency" to co-ruminate, little is known about the nature of…

To mark the 25th anniversary of the Convention on the Rights of the Child, this edition of "The State of the World's Children" calls for brave and fresh thinking to address age-old problems that still affect the world's most disadvantaged children. The report is inspired by the work of innovators around the world--who are pushing…