Sometimes it is hard to tell. I think just saying that you prefer to home school would be enough. We had the opposite situation.12 of the 13 children that my child was in a pre-school class with were pulled for G/T testing and made it in programs their kindergarten year. It was only after the teacher told us repeatedly that there was something different about DD did we realize her abilities were not pretty normal. You just never know where the other children at the park are:).