I read to the child Uspensky "Cheburashka and the crocodile of Genoa", there is such a moment:
We will build there.
And from what?
Of course from bricks.
Where to get them?
I do not know.
“I don’t know,” said Galia.
“I don’t know either,” Cheburashka said.
– Listen, – suddenly suggested Galia, – let’s call the reference office!
...
And then the child asks, "What is the "Reference Bureau"?
An outspoken clin of the brain, then the answer is difficult to formulate:
This is an old Google.