Summary The true story of my aunt, Mary Baratta-Lorton, whose work revolutionized how American children were taught math -- until her mysterious death in 1978. View more details
Genres : Biography Documentary
Release date : Oct 29, 2013
Countries of origin : United States
Official sites : Official site
Language : English
Production companies : DAvenport 3-2614
Summary The true story of my aunt, Mary Baratta-Lorton, whose work revolutionized how American children were taught math -- until her mysterious death in 1978. View more details
Genres : Biography Documentary
Release date : Oct 29, 2013
Countries of origin : United States
Official sites : Official site
Language : English
Production companies : DAvenport 3-2614