Face-turning icosahedronThe first known face-turning icosahedron. The first version was made in 2003 completely made by hand and from scratch.
HelicosahedronA Helicopter Cube truncated into the shape of an icosahedron.
Icosa-1A Square-1 transformed into the shape of an icosahedron. Compared with Greenhill's icosahedron it is slightly "axised"
Icosa-4A 4x4x4 in shape of an icosahedron.
Icosa-5A 5x5x5 in shape of an icosahedron.
IcosacopterThe Icosacopter is a deeper cut edge-turning icosahedron. It is deeper cut because the center pieces (the middles of the edge) are in no way able to connect directly to the core. Made by Sharon Avidor and Matthew Ray.
Icosahedral FTOA face-turning octahedron truncated into the shape of an icosahedron.
IcosahedronIcosahedron Built on the skewb mechanism by Tony Fisher.
Icosahedron 3x3x3Anthony Greenhill's amazing build-up of a standard 3x3x3 into an icosahedron.
Icosahedron ImpossiballCreated by Anthony Greenhill. Having never seen even pictures of another one before, he wonders if his is the first in existence.