Symbolic Migration

Donde estan las mariposas de Prospect Hill Academy?/Where are Prospect Hill Academy's symbolic butterflies?

http://www.learner.org/jnorth/sm/escuelasbyschool.html?schoolname=somerville

Sybolic Migration Map

http://www.learner.org/jnorth/maps/symbolic_fall2008.html

Symbolic Migration Update March 2008

http://www.learner.org/jnorth/sm/spring2009/Update031309.html