1. STUDENTS' UNDERSTANDING OF ALGEBRAIC NOTATION: 11–15

   • Mollie MacGregor
   • Kaye Stacey

   OriginalPaper Pages: 1 - 19

2. SITUATIONS D'INITIATION AU RAISONNEMENT DÉDUCTIF

   • Gilbert Arsac
   • Michel Mante

   OriginalPaper Pages: 21 - 43

3. ALGEBRAIC PROCEDURES USED BY 13-TO-15-YEAR-OLDS

   • Agnieszka Demby

   OriginalPaper Pages: 45 - 70

4. A DEVELOPMENTAL APPROACH TO MATHEMATICS TESTING FOR UNIVERSITY ADMISSIONS AND COURSE PLACEMENT

   • Wim Haeck
   • Nan Yeld
   • Adrienne Shall

   OriginalPaper Pages: 71 - 91