I'll just post the schedule we had from our visit in January - hope it helps some:
USNA Candidate Visit Weekend Program
Schedule for Parents
Thursday 21 Jan 2010
5:00 pm Candidate/parent reception in Mitscher Hall Lobby
Light snacks available
Meet Admissions staff
5:30 pm Candidates check-in and register with Admissions staff
5:45 pm USNA “Fulfill Your Destiny” video
5:55 pm Welcome remarks by
on Nelson, Assistant Director of Admissions
6:15 pm Admissions update/candidate information brief
6:45 pm Questions/Answers with Admissions Officers
7:05 pm Welcome remarks by: Brigade Commander
7:15 pm Candidates meet midshipmen escorts/hosts
Friday 22 Jan 2010
9:00 am Midshipmen Panel for parents in Rickover 102
10:00 am Midshipmen Parent Panel for candidate parents in Rickover 102
11:00 am Walking Yard Tour by Visitors Center tour guides
12:10 pm Watch Noon Meal Formation
12:10 pm Lunch on own
1:00 pm Parents assemble back in Rickover 102 for Science, Technology, Engineering and Math (STEM) briefing and Tour with faculty and midshipmen
*3:20 pm STEM tour concludes; midshipmen escort candidates to Worden Field for Formal Dress Parade
*4:00 pm Formal Dress Parade: Parents are welcome to attend (Weather permitting)
*5:00 pm Parade concludes; evening on own in Annapolis area
Saturday 23 Jan 2010
11:00 am Candidate Visit officially concludes; meet up with candidates independently
*Note the starred items are not offered during this visit.
My son never did anything physical (he'd brought sweats/swimsuit/gym clothes), but the friend he went with (who stayed in a different company) did 3 times I think, so make sure you have the minimal stuff you'd need for that.