[Ether]

Originally Posted by Molten

Interesting data, but what is the harm in starting them early and holding them back a grade later on if needed?

That path is fraught with peril methinks.

Wouldn't that give them an advantage over the student that stayed home and waited for a year?

Stayed home and waited? Life is school. The child matures and learns during that year. Hits the ground running next year.

why do you have to pick? Can't you have both to some extent

I'd say no.