She sounds like a blast, and it's great you are noticing this already. I would try to get her around some children like her as soon as possible.

Beware that gifted girls are notorious for throttling their gifts in order to blend in with other children.

There are some great articles here about gifted girls which obviously won't all apply yet, but definitely worth the read:

http://www.gifteddevelopment.com/Articles/gifted_females/giftedfemales_index.html