Interdisciplinary
http://www.edutopia.org/integrated-studies-introduction
http://www.learnnc.org/lp/pages/5196
Montessori
http://www.montessori-icme.com/method.html
http://amshq.org/Montessori-Education/Introduction-to-Montessori
http://nlcatp.org/8-major-pros-and-cons-of-montessori-education/
http://amshq.org/Montessori-Education/Introduction-to-Montessori/Montessori-Classrooms
Traditional Approach
http://www.onlinecollege.org/2011/02/06/15-ways-the-traditional-classroom-fails-us/
http://www.forbes.com/sites/ericaswallow/2012/04/25/creating-innovators/
Charter Schools
http://www.publiccharters.org/get-the-facts/public-charter-schools/
http://www.nea.org/home/16332.htm
https://nces.ed.gov/fastfacts/display.asp?id=30