“…We share the view that argumentation can, on the one hand, be taught to young pupils (Brassart, 1985, Dolz & Pasquier, 1994, Dolz, 1996, Golder, 1996, Garate & Melero, 2000 and, on the other, that children are receptive to this type of instruction, in particular as of the age of 10 years (Gombert & Roussey, 1993, Roussey, Akiguet, Gombert, Piolat, 1995, Roussey & Gombert, 1996, Gombert, 1997). We have already tested the ability of sequential mechanisms, consisting of progressive oral workshops, to improve writing (Auriac-Peyronnet, 1998, 1999.…”