"Not long ago, I happened upon an instance of the teaching power of these nonsense tales, so amusing and convincing that I cannot forbear to share it. A primary teacher who heard me tell Epaminondas one evening, told it to her pupils the next morning, with great effect. A young teacher who was observing in the room at the time told me what befell. She said the children laughed very heartily over the story, and evidently liked it much. About...