What interesting responses did you receive to your sequences or comments? Why did you find them interesting?
I don´t receive any comments to my sequance, because is to easy...
A. Sacristán. Representations and Mathematics Visualization. Working Group Representations and Mathematics Visualization (1998-2002), North American Chapter of the International Group for the Psychology of Mathematics Education, Seite 127-142. (2002)
M. Sasman, A. Olivier, und L. Linchevski. Fifth Annual Congress of the Association for Mathematics Education of South Africa, 1, Seite 177-182. Port Elizabeth, Port Elizabeth Technikon, (1999)