Reading some of the old Etoys papers from Alan Kay's group (then at Disney).

Etoys and SimStories (1997) is a great snapshot of the early vision: tinlizzie.org/VPRIPapers/hc_…

Some gems in here —

I should add that my wife — who's a trained Montessori educator, and has read much more of her work than I — strongly disagrees with the interpretation of Montessori's philosophy!

"Although some researchers cite Montessori education as a prime example of playful learning…others have noted that founder Maria Montessori thought play "developmentally irrelevant"

files.eric.ed.gov/fulltext/EJ107…