If Muggles are unaware of Wizards, why do they agree to send their kids to Wizarding schools?

[edisbevan <A.E.B.Bevan@open.ac.uk>]

No: HPFGUIDX 49724

Jeana <jayemelle at e...>" <jayemelle at e...> wrote:
> 
> I'd guess there are probably plenty of Muggle parents who, when 
> their children's school letters arrive, figure the whole thing is
> a joke and toss them (the letters, not the children) out the
> window.  In that case, we'd never hear about the "lost students"
> whose magical careers were over before they began.  

I seem to recall a JKR interview a couple of years ago which 
mentioned something we would discover in book five - a magic pen at 
Hogwarts that entered a name in a magic ledger every time a magic 
child was born... anyone else recall this or got a Canon reference?


Edis