This document discusses the benefits of small group collaboration among students when done effectively. It notes that research shows collaboration can positively impact learning as long as groups have shared goals and individual accountability. However, some teacher styles have reduced the quality and quantity of student discussion. The document then outlines techniques to promote effective small group discussions, including establishing ground rules and analyzing different types of student talk. The goal is to help students build on each other's ideas and reasoning through exploratory talk rather than simply disputing or confirming ideas.