The theory and tools of “improvement science” have produced performance improvements
in many organizational sectors. This essay describes improvement science and explores its …

This introductory article aims to provide a synthesis of the state-of-the art studies on lesson
study with in-service mathematics teachers and an outlook on the entire issue. First, we …

New common standards for mathematics were adopted by most of the states in the US by
2010. Achieving these standards, however, is a challenge, since they require significant …

There is no doubt that a lesson plan is a necessary product of Lesson Study. However, the
collaborative work among teachers that goes into creating that lesson plan is largely …

An understanding of fractions eludes many US students, and research-based knowledge
about fractions, such as the utility of linear representation, has not broadly influenced …

This chapter proposes a theoretical model of the impact of lesson study. Outcomes
addressed include teacher outcomes (eg, knowledge and beliefs), professional learning …

Este artigo descreve um estudo de aula realizado com cinco professoras do 5.° e 6.° ano
numa escola de Lisboa, analisando episódios especialmente relevantes. O nosso objetivo é …

We examine the distinction between teaching and teachers as it relates to instructional
improvement. Drawing from work outside of education on improvement systems and from …

Interest in lesson study has emerged as part of the worldwide interest in teacher quality,
which has been identified as a significant feature of successful educational systems like …

Apresenta um estudo de aula com um grupo de professores de matemática do ensino
médio, de escolas da rede pública estadual do Rio Grande do Sul. Tem como objetivo …