A set of 8 parts enables converting 2x2 Rubic's cube (YJ YuPo only) to Octahedron by
attaching printed parts.
Please also see YouTube video.
Sticker data are also provided here
Map data: World Map on an Octahedron, Gnomonic projection, Copyright 2014, Carlos A. Furuti. All rights reserved, not for sale. www.progonos.com/furuti
Original composite satellite imagery: NASA's Blue Marble Project