Escher style tessalation of ghosts

"Boo!"
a Hauntingly Beautiful Tessellation by Tori,
a Student in Brenda Senack's "Ghostwriting" and Math 4 Enriched Class
in the Haunted Tower of the Geneva City School District, New York State
2009/2010
  mc escher style tessellation of dragons heads make it yourself tessellation art MCEscher style tesselation art: flower petals