“No one knows,” answered Zixi; “and therefore it is a fine incantation. Now, all the class will please repeat after me the following words:

“Erig-a-ma-role, erig-a-ma-ree;

Jig-ger-nut, jog-ger-nit, que-jig-ger-ee.

Sim-mer-kin, sam-mer-kin, sem-mer-ga-roo;

Zil-li-pop, zel-li-pop, lol-li-pop-loo!”

They tried to do this, but their tongues stumbled constantly over the syllables, and one of the maids began to laugh.

“Stop laughing, please!” cried Zixi, rapping her ruler on the table. “This is no laughing matter, I assure you, young ladies. The science of witchcraft is a solemn and serious study, and I cannot teach it you unless you behave.”

“But what’s it all about?” asked Fluff.

“I’ll explain what it’s about to-morrow,” said Zixi, with dignity. “Now, here are two important incantations which you must learn by heart before you come to to-morrow’s lesson. If you can speak them correctly and rapidly, and above all very distinctly, I will then allow you to perform a wonderful witchery.”

She handed them each a slip of paper on which were written the incantations, as follows: