Shapes -3D (Solids Elementary HD) Index.
Shapes - 3D (Solids Elementary HD),
Unfolded Regular Dodecahedron.
Solids, Interactive animation.
HTML5 Animation for iPad and Nexus
Da Vinci Polyhedra and Jenn 3D tool.
800: de Gua's Theorem
Pythagorean theorem in 3-D, Tetrahedron, Cubic Vertex, Triangular Pyramid, Apex, Height, Right Triangle Area, Base Area, Projected Area.