English to English translations [PRO] Art/Literary - Education / Pedagogy
English term or phrase:principal
If you have questions or would like more information about how your child is performing on these goals, please contact your child’s principal or teacher.
Is it the Director of a school or the main teacher who looks after a class, beside other teachers who teach the same class.
The head of an educational institution:
# Principal (school), head of a primary or secondary school
# Principal (university), chief executive of a university http://en.wikipedia.org/wiki/Principal
The translation workplace 
Translation industry wiki
peer agreement (net): +10