Predicting arithmetical achievement from neuro-psychological performance: A longitudinal study. Cognition, 1998, 68, 63-70. Michel Fayol Pierre Barrouillet Catherine Marinthe Running head: Arithmetic performance and neuro-psychological performance LAPSCO/CNRS 34 avenue Carnot 63000 Clermont-Ferrand tel 33(0)473406480 michel.fayol@srvpsy.univ-bpclermont.fr send correspondance to Michel Fayol