Introduction; M. Niss. Mathematics Assessment in the Spanish Educational System; L. Rico. Major Issues in Assessing Mathematics Performance at 16+ Level: A Caribbean Perspective; D.R. Broomes, J.A. Halliday. Assessment in Mathematics Education in the Arab Countries; M. Jurdak. Issues in Mathematics Assessment in the United States; J.A. Dossey, J.A. Swafford. Assessment in the Context of Mathematics Instruction Reform: The Design of Assessment in the QUASAR Project; E.A. Silver, S. Lane. Assessment in Mathematics Education: Developments in Philosophy and Practice in the United Kingdom; M. Brown. The School Mathematics Project: some Secondary Assessment Initiatives in England; C. Little. The Teaching/Learning Process and Assessment Practice: Two Intertwined Sides of Mathematics Education; L. Bazzini. Types of Problems and How Students in Norway solve Them; G. Gjone. Assessment of Primary and Lower Secondary Mathematics in Denmark; H.N. Jensen. Assessment in Upper Secondary Mathematics in Denmark; K. Hermann, B. Hirsberg. Assessment of Examinations in the Netherlands; W. Kleijne, H. Schuring. New Developments in Senior Secondary Assessment in Australia; M. Stephens, R. Money. Assessment in an Innovative Curriculum Project for Mathematics in Grades 7-9 in Portugal; L. Cunha Leal, P. Abrantes. Educational Assessment in Mathematics Teaching: Applied Research in China; Wei Chao-Qun, Zhang Hui. The Practice and Study of Evaluating Mathematics Teaching in China; Cheng Zemin, Lu Shaozheng. Assessment in Mathematics vwithin the International Baccalaureate; R.K. Sweetnam. Index.