For a 5-piece spiral, you typically arrange three specific pieces into a half-spiral first, then slide the remaining two (including the "key" piece) into place with a slight twist to lock them.
If you want to "put together" an art piece featuring spiral polygons (sometimes called or polygonal spirals ), you can follow these geometric principles:
The pieces may look identical but often have slight thickness variations; they must be in their exact original order to fit. 3. Creating a Geometric "Spiralagon" Piece (Art)