Editor
in-Chief: Claudio FAZIO
(University of Palermo)
Deputy Editors-in-Chief:
Benedetto DI PAOLA
(University of Palermo)
Editorial Director:
Benedetto DI PAOLA
(University of Palermo)
Editorial board:
Mahdi ABDELJAOUAD (University of Tunis)
Shuhua AN (College of Education, California State University)
Michele ARTIGUE (University Paris Diderot - Paris 7)
Ferdinando ARZARELLO (University of Turino)
Maria BARTOLINI BUSSI (University of Modena - Reggio Emilia)
Aldo BRIGAGLIA (University of Palermo)
Guy BROUSSEAU (Prof. Emeritus University Institute for Teacher
Education of Aquitaine in Bordeaux)
Bruno D'AMORE (University of Bologna; University of
Bogotà, Colombia)
Javier DIEZ PALOMAR (University of Barcelona)
Raffaella FRANCI (University of Siena)
Fulvia FURINGHETTI (University of Genova)
Athanasios GAGATSIS (University
of Cyprus)
Règis GRAS (Régis Gras, LINA, Université de Nantes)
Joseph GASCON (Elementary School, Los Angeles)
Claire MARGOLINAS (Laboratoire ACTé, Université Blaise Pascal,
Clermont Université, France)
Fayez MINA (Ain
Shams University, Cairo,
Egypt)
Pietro NASTASI (University of Palermo)
Luis RADFORD (Laurentian University, Canada)
Alan ROGERSON (International Coordinator of the Mathematics in
Society Project, Poland)
Aldo SCIMONE (University of Palermo)
Ivan TRENCANSKY (university of Bratislava, Slovakia)
Rongbao TU (Nanjing Normal University)
Zhonghe WU
(National University, California, U.S.A.)