1. Teacher training—An experimental philosophy

   • H. Freudenthal

   OriginalPaper Pages: 369 - 376

2. Eleven minutes group work—A transcript

   • Iowo-Team

   OriginalPaper Pages: 377 - 389

3. The teaching and learning of basic number facts

   • Nathan Hoffman

   OriginalPaper Pages: 391 - 398

4. On the teaching of probability at secondary level

   • K. Bognár
   • T. Nemetz

   OriginalPaper Pages: 399 - 404

5. Implications of piagetian research for teachers of teachers and teachers of children

   • Thomas C. O'Brien

   OriginalPaper Pages: 405 - 412

6. Children's conditional reasoning

   • Nitsa Hadar

   OriginalPaper Pages: 413 - 438

7. Auslaufvorgänge aus wasserbehältern-eine anwendungsorientierte einführung in die analysis

   • Uwe Beck

   OriginalPaper Pages: 439 - 460

8. The ‘open-door’ policy and the reform of mathematics education in the People's Republic of China

   • Frank Swetz

   OriginalPaper Pages: 461 - 478

9. On the indicative value of the classical goodness criteria of reliability and validity

   • Norbert Knoche

   OriginalPaper Pages: 479 - 508

10. XVIIIth International Mathematical Olympiad (IMO)

    Announcement Pages: 509 - 510

11. XIXth International Mathematical Olympiad (IMO)

    Announcement Pages: 511 - 512