They like the exhilaration of bright colour, and the crispness of contrast.

Of course they would judge it from the standpoint of play, not of lessons.

But play which is not quite play, coming after something which has been not quite lessons, loses the tingling delight of contrast.

The funereal tolling of a bell for real lessons made a dark background against which the rapture of release for real play shone out with a brilliancy which more than made up for it.

At home, the system of ten minutes' lessons at short intervals seems to answer well for young children; it exerts just enough pressure to give rebound in the intervals of play.