1. Background

   • Burt Kaufman

   Announcement Pages: 277 - 280

2. The CSMP development of geometry

   • The CSMP Staff

   OriginalPaper Pages: 281 - 285

3. Geometry conference recommendations

   BriefCommunication Pages: 286 - 287

4. n-Gons

   • Friedrich Bachmann

   ReviewPaper Pages: 288 - 309

5. Inversive geometry

   • H. S. M. Coxeter

   OriginalPaper Pages: 310 - 321

6. The problem of relating mathematics to the possibilities and needs of schools and children

   • Robert B. Davis

   OriginalPaper Pages: 322 - 336

7. An example of the passage from the concrete to the manipulation of formal systems

   • Zoltan P. Diénès

   OriginalPaper Pages: 337 - 352

8. Geometrical activities for the upper elementary school

   • Arthur Engel

   OriginalPaper Pages: 353 - 394

9. The teaching of geometry present problems and future aims

   • T. J. Fletcher

   OriginalPaper Pages: 395 - 412

10. Geometry between the devil and the deep sea

    • Hans Freudenthal

    OriginalPaper Pages: 413 - 435

11. Topology in the high school

    • Peter Hilton

    OriginalPaper Pages: 436 - 453

12. Some experiments on structured learning

    • M. A. Jeeves

    OriginalPaper Pages: 454 - 476

13. Topology and transformations in high school geometry

    • Paul J. Kelly

    OriginalPaper Pages: 477 - 481

14. The use of research problems in high school geometry

    • Victor Klee

    OriginalPaper Pages: 482 - 489

15. Geometric algebra for the High School Program

    • Howard Levi

    OriginalPaper Pages: 490 - 500