1. Introduction: the transformative nature of “dynamic” educational technology

   • Stephen J. Hegedus
   • Luis Moreno-Armella

   Introduction 29 July 2009 Pages: 397 - 398

2. Intersecting representation and communication infrastructures

   • Stephen J. Hegedus
   • Luis Moreno-Armella

   Original Article 07 July 2009 Pages: 399 - 412

   

3. Sounds and pictures: dynamism and dualism in Dynamic Geometry

   • Nicholas Jackiw
   • Nathalie Sinclair

   Original Article 15 July 2009 Pages: 413 - 426

   

4. Artifacts and signs after a Vygotskian perspective: the role of the teacher

   • Maria Alessandra Mariotti

   Original Article 28 July 2009 Pages: 427 - 440

   

5. Time for telling stories: narrative thinking with dynamic geometry

   • Nathalie Sinclair
   • Lulu Healy
   • Cassia Osorio Reis Sales

   Original Article 19 May 2009 Pages: 441 - 452

6. Potential scenarios for Internet use in the mathematics classroom

   • Marcelo C. Borba

   Original Article 19 June 2009 Pages: 453 - 465

   

7. “No! He starts walking backwards!”: interpreting motion graphs and the question of space, place and distance

   • Luis Radford

   Original Article 18 April 2009 Pages: 467 - 480

   

8. Dynamic mathematics and the blending of knowledge structures in the calculus

   • David O. Tall

   Original Article 08 July 2009 Pages: 481 - 492

   

9. Broadening the sense of ‘dynamic’: a microworld to support students’ mathematical generalisation

   • Richard Noss
   • Celia Hoyles
   • Darren Pearce

   Original Article 19 May 2009 Pages: 493 - 503

   

10. Co-action with digital technologies

    • Luis Moreno-Armella
    • Stephen J. Hegedus

    Original Article 01 August 2009 Pages: 505 - 519

    

11. Menghini, M., Furinghetti, F., Giacardi, L. and Azarello, F. (eds.): The first century of the International Commission on Mathematical Instruction (1908–2008): reflecting and shaping the world of mathematics education

    • Michael N. Fried

    Book Review 26 May 2009 Pages: 521 - 524

12. ICMI Study 20: educational interfaces between mathematics and industry

    • Alain Damlamian
    • Rudolf Sträßer

    Discussion Document 09 July 2009 Pages: 525 - 533