rearrangement mechanical puzzles : Here the pieces have to be rearranged in a certain way in order to achieve a certain setup. Sometimes such the puzzles is presented in a solved state, but is easily changed into a difficult setup by a few moves by the player.
... (cf. the De tabernaculis, and
Hortus rosarum, Pohl's ed., ut inf., i. also iii. 357,
vi. 219, 235 sqq.).
External Link
the e-text of Thomas a Kempis' The Imitation Of ...