Table of Contents

Varieties of numerical abilities, Stanislas Dehaene; preverbal and verbal counting and computation, C.R. Gallistel and Rochel Gelman; cognitive arithmetic - a review of data and theory, Mark H. Ashcraft; cognitive mechanisms in numerical processing - evidence from acquired dyscalculia, Michael McCloskey; images of numbers, or "When 98 is upper left and 6 sky blue", Xavier Seron et al.