"Do you know what we're going to do some day?
We're going to put the rat in the school," Deborah said impatiently.

"We're going to take a boy like George and study him till we think we know just what interests him most.

And if in his case it's animals, we'll have a regular zoo in school.

And for other boys we'll have other things they really want to know about.

And we'll keep them until five o'clock--when their mothers will have to drag them away." Her father looked bewildered.
"But arithmetic, my dear." "You'll find they'll have learned their arithmetic without knowing it," Deborah answered.
"Sounds a bit wild," murmured Roger.