Why Grades Shouldn't Exist - Alfie Kohn

Описание: Part of an interview for the documentary "Carry the Tune" (http://www.carrythetune.com)
Full interview:    • Alfie Kohn - Education and Music  
Trailer for "Carry the Tune":    • Carry the Tune - Trailer  
Alfie Kohn's website: http://www.alfiekohn.org