1. Motivations and Linear Algebra

   • Detlef Laugwitz

   OriginalPaper Pages: 243 - 254

2. Some psychological and pedagogical aspects of mathematical symbolism

   • Joseph B. Harkin
   • Gerald R. Rising

   OriginalPaper Pages: 255 - 260

3. The crux of course design in probability

   • H. Freudenthal

   OriginalPaper Pages: 261 - 277

4. Some corresponding properties of real numbers and implications for teaching

   • Zalman Usiskin

   OriginalPaper Pages: 279 - 290

5. Heuristic teaching in mathematics

   • Barnabas B. Hughes

   OriginalPaper Pages: 291 - 299

6. Negative instances and the acquisition of the mathematical concepts of commutativity and associativity

   • Richard J. Shumway
   • Frank K. Lester

   OriginalPaper Pages: 301 - 315

7. Linguistic and computational variables in problem solving in elementary mathematics

   • Max E. Jerman
   • Sanford Mirman

   OriginalPaper Pages: 317 - 362

8. Plan Ahead

   • Amy C. King

   OriginalPaper Pages: 363 - 370

9. Structural variables affecting CaI performance on arithmetic word problems of disadvantaged and deaf students

   • Barbara W. Searle
   • Paul Lorton Jr.
   • Patrick Suppes

   OriginalPaper Pages: 371 - 384

10. XIVth International Olympiad Warsaw-Toruń, 7–18 July 1972

    Announcement Pages: 385 - 386

11. XVth International Olympiad Moscow, 4–17 July 1973

    Announcement Pages: 387 - 388

12. International symposium on ‘The Role of Geometry in present-day Mathematics Teaching’ scheduled to be held in Bielefeld (west-Germany) from september 16 to 20, 1974

    Announcement Pages: 389 - 389

13. A call for resource Materials

    Announcement Pages: 390 - 390