transformations hidden in the light
presentation of the November 6, 2011 at the conference:
A quarter of a century at the service of mathematics education, Castel San Pietro Terme – BO
R.Grossa, S.Piero, A.Pangoni
the whiteboard sundial.
presentation at the 27th national conference The mathematics education as a key to understanding of classroom situations Castel San Pietro Terme – BO –
November 9, 2013