With the coach, the Consultant works with small groups of teachers to plan grade - level grouping and interventions based on analysis of assessment data. (corelearn.com)
For example, experimental work can identify effective approaches to teaching literacy for the relatively small group of teachers who participate in such studies. (educationnext.org)
In the lesson study, small groups of teachers work together to create an exemplary lesson, observe one of the teachers implement it, critique the teacher's performance and discuss improvement. (jonathanpelto.com)