12 1314
15
16 17
18
19
A6 or A7
Hinge unit: make 16 Method of connecting the hinge unitto a left hand unit.A similar principle is used to connectthe hinge to a right hand unit.
Construction of 3 left hand unitsand 2 hinge units to form a half cubecluster.
The positioning of the 2 hinge unitsvaries. See next drawing.
8 half cube clusters linkedby 8 hingeunits
position of hinge units
Two of these constructions are required
Some of the shapes made by flexing the construction
This star will fit into the cube (above right)
indicates cluster made from right- or left- hand units