Most of the debate programs that are 'sleep away' are geared towards high school aged. I sent my son as a rising 1 year skipped 9th grader, and I 'might' have over-done it. The serious camps are geared to older high school students. DS loved it, but well, it's hard to get things 'just right.'

Wikipedia Debate Camp for more info.

Coaching available, at SchoolSuccessSolutions.com