The masks were made of mixed materials and each grade had a unique theme ranging from leaf and insect masks to animal masks made of papier mache and plaster carnival masks

Students march in the annual Halloween MASK Parade at the Rowland Hall Lower School on the McCarthey campus in Salt Lake City on Monday, Oct. 31, 2011. The masks were made of mixed materials and each grade had a unique theme ranging from leaf and insect masks to animal masks made of papier mache and plaster carnival masks