This is a class series in Elementary Constructive Geometry given in Chicago and published in the Illinois Tribunal during the April-September period of 1986.
This is a class series in Elementary Constructive Geometry of Sphaerics given by Pierre Beaudry to children between the ages of 10 and 14 at the Virginia Lucketts School during the summer months of 2001.
The intention of the class was to demonstrate that even at an early age, children are capable of making axiomatic discoveries of principle.
Below right: The three states of mind of a discovery of principle.
Dehors Debonneheure Perplexity Awe Laughter