Sounds like your school system is more understanding of the needs of high achieving kids than ours; the Principal said the last time she's ever heard of a child skipping a grade was about 10 yrs ago. Yup...you read that correctly.
That being said, yes, I would say he's definitely extroverted and I think perhaps that an acceleration is what we should be shooting for (handwriting, however is a big issue).
I will definitely bring some articles w/me today.
Unfortunately, I have to say, I've been a bit disappointed w/our consultant so far.
