วารสารต่างประเทศ NCTM Journal

• Journal Title: Journal for Research in Mathematics Education 
  URL: http://www.jstor.org/action/showPublication?journalCode=jresematheduc
  
  
• Journal Title: Mathematics Teacher Educator
  URL: http://www.jstor.org/action/showPublication?journalCode=mathteaceduc
  
  
• Journal Title: Mathematics Teaching in the Middle School 
  URL: http://www.jstor.org/action/showPublication?journalCode=mathteacmiddscho