A constructivist approach to numeration in primary school: Results of a three year intervention with the same group of children Nadine BednarzBernadette Janvier OriginalPaper Pages: 299 - 331
A theory of developing competence with written mathematical symbols James Hiebert OriginalPaper Pages: 333 - 355
Jugements probabilistes et modeles cognitifs: Etude d'une situation aleatoire Marie-Paule LecoutreJean-Luc Durand OriginalPaper Pages: 357 - 368
Mental-addition development of children classified as mentally handicapped Arthur J. Baroody OriginalPaper Pages: 369 - 388
The new government programs for Italian primary schools Luciana Bazzini Short Communication Pages: 389 - 393
Gender differences in mathematical performance Cathy W. HallCynthia Hoff Short Communication Pages: 395 - 401