Dover, Del. —Who knew constructing an igloo made of plastic milk jugs could pack so many lessons for students?Such was the case with children in South Dover Elementary School kindergarten teacher Diana Torres’ class, which recently constructed an igloo as part of its 100th day project.To begin with, the igloo project proved to be an exercise in patience for Torres and her class during the last couple of months. She did some research and found out it was going to take 500 milk jugs to build an igloo.Read more here: http://www.doverpost.com/news/x1353887942/South-Dover-Elementary-students-construct-igloo-learn-about-Iditarod