“…1. articulate, clarify and explain their thinking (Webb et al, 1995); 2. re-structure, clarify and in the process strengthen their own understanding and ideas to develop their awareness of what they know and what they do not know (Cooper, 1999;Howe et al, 1992); 3. adjust their explanations when presenting their thinking, which requires that they can also estimate others understandings (Baines & Howe, 2010); 4. listen to ideas and explanations from others -this may lead listeners to develop understanding in areas that are missing from their own knowledge (Kutnick et al, 2005); 5. elaborate and internalise their new understanding as they process the ideas they hear about from others (Damon, 1984;Wertsch & Stone, 1999); 6. actively engage in the construction of ideas and thinking as part of the co-construction of understandings and solutions (Coleman, 1998;Hatano & Inagaki, 1991;Hogan & Tudge, 1999;Webb & Palincsar, 1996); 7. resolve conflicts and respond to challenges by providing complex explanations, counter evidence and counter arguments (Baines et al, 2009;Howe & Tolmie, 1998;Mercer, 1995); 8. search for new information to resolve the internal cognitive conflict that arises from discrepancies in the conceptual understanding of others (Doise & Mugny, 1979;Howe, 2009). 9.…”