The Polyhedra
All of the above polyhedrons created by Robert Webb's Stella Software.
Web Resources
Wikipedia - Polyhedra
Math is Fun - Polyhedron
Virtual Polyhedra
Geomery Junkyard - Polyhedra & Polytopes
Mathigon - Polygons & Polyhedra (fantastic visuals!)
CoolMath4Kids - Polyhedra Gallery
Guy's Polyhedra Pages
Polyhedra in Nature
Nature's Answer to Meshing (polyhedra)
Sponge polyhedra
Projects & Activities
Polyhedra Past Times - Lots of projects to choose from!
Paper Models of Polyhedra
Polyhedra Past Times - Lots of projects to choose from!
Paper Models of Polyhedra
Lesson #1 Self-paced Course Videos
Informative Videos