1. Connections between the reform of mathematical instruction and the further training of teachers

   • André Delessert

   OriginalPaper Pages: 365 - 377

2. Connections between the reform of mathematical instruction and the further training of teachers

   • André Delessert

   OriginalPaper Pages: 365 - 377

3. An experiment in teaching geometry

   • Lina Mancini Proia

   OriginalPaper Pages: 378 - 385

4. An experiment in teaching geometry

   • Lina Mancini Proia

   OriginalPaper Pages: 378 - 385

5. Sur l'initiation à la géométrie

   • A. Hollinger

   OriginalPaper Pages: 386 - 393

6. Sur l'initiation à la géométrie

   • A. Hollinger

   OriginalPaper Pages: 386 - 393

7. The conclusive force of Venn diagrams, and the implication

   • P. G. J. Vredenduin

   OriginalPaper Pages: 394 - 401

8. The conclusive force of Venn diagrams, and the implication

   • P. G. J. Vredenduin

   OriginalPaper Pages: 394 - 401

9. The uselessness of Venn diagrams

   • J. Van Dormolen

   OriginalPaper Pages: 402 - 407

10. The uselessness of Venn diagrams

    • J. Van Dormolen

    OriginalPaper Pages: 402 - 407

11. Braces and Venn diagrams

    • Hans Freudenthal

    OriginalPaper Pages: 408 - 414

12. Braces and Venn diagrams

    • Hans Freudenthal

    OriginalPaper Pages: 408 - 414

13. Games and relations

    • J. Bastier

    OriginalPaper Pages: 415 - 421

14. Games and relations

    • J. Bastier

    OriginalPaper Pages: 415 - 421

15. Teaching of elements of logic by means of finite graphs

    • Jaroslav Šedivý

    OriginalPaper Pages: 422 - 439

16. Teaching of elements of logic by means of finite graphs

    • Jaroslav Šedivý

    OriginalPaper Pages: 422 - 439

17. Some algebraic aspects in analysis teaching

    • Hans-Joachim Vollrath

    OriginalPaper Pages: 440 - 444

18. Some algebraic aspects in analysis teaching

    • Hans-Joachim Vollrath

    OriginalPaper Pages: 440 - 444

19. Checker games in operational systems as media for an inductive approach to teaching Algebra

    • Hans-G. Steiner
    • Burt A. Kaufman

    OriginalPaper Pages: 445 - 483

20. Checker games in operational systems as media for an inductive approach to teaching Algebra

    • Hans-G. Steiner
    • Burt A. Kaufman

    OriginalPaper Pages: 445 - 483

21. Further training of mathematics teachers in the Netherlands

    • Hans Freudenthal

    OriginalPaper Pages: 484 - 492

22. Further training of mathematics teachers in the Netherlands

    • Hans Freudenthal

    OriginalPaper Pages: 484 - 492

23. Further training of mathematics teachers of secondary level

    • A. Revuz

    OriginalPaper Pages: 493 - 498

24. Further training of mathematics teachers of secondary level

    • A. Revuz

    OriginalPaper Pages: 493 - 498

25. A supplementary course in mathematics for teachers

    • I. R. Vesselo

    OriginalPaper Pages: 499 - 502

26. A supplementary course in mathematics for teachers

    • I. R. Vesselo

    OriginalPaper Pages: 499 - 502