Slider puzzle 4x4

4x4 slider puzzles of Dunedin and Arrowtown (Sawpit trail).

[Edit] Added Motatapu MTB trail

These were printed on a multimaterial printer, with the frame and lower tiles in black, upper tiles with colour changes. They can also be printed on a single-filament printer with filament swaps at the appropriate aesthetically-pleasing level.

Usual 0.2mm layer height, 10% infill.

Added the multimaterial .3mf versions (Creality/Orca/Bambu)