willow-tree, and must grow by the water-side, on the very identical bank from which the man embarks in the boat. Any different objects may be taken promiscuously, and the connection made between them, at the moment, as chance or fancy bids. The chief use of this example is to induce a habit of fixing certain objects in a regular order, that we may always know where to find them. For this purpose the pupil should exercise himself in the numerical situation of the different objects, and be enabled to determine it quickly.
The floor and the walls are localities on which the figures and words must be arranged, in the several places or squares, in the order above described. Were a series of twenty-six figures to be taken, for instance, the following:
7 9 2 0 7 9 2 6 3 1 4 5 2
8 7 9 6 5 7 8 9 6 4 3 1 4
Or a series of consonants thus:
f l l m n g m f p r s t r s r n
(Full many a gem of purest ray serene.)
or any other series of figures, or consonants, it would be found very difficult to remember them. The figures, and the letters, are merely signs of
