[Edu-sig] Alan Kay - another one of his ideas

[Daniel Ajoy]

> Not one, but many. Here is an unusual one (similar in concept
> to GvR?):
>
> http://tinyurl.com/p5xwr


It seems to be part of this:

http://standards.nctm.org/document/eexamples/chap4/4.3/index.htm


Daniel