Same situation- I guess... Dress smart, be polite, have positive body gestures(no slouching, yawnjng in their face, drifting to sleep)
try not to give 1 word answers
don't stres or practice too much!!
Make sure you know why you want to go to that college, what your future ambitions are and a couple of things you can say about yourself.
DON'T LIE(littleones are allowed if you are completeky stuck or to avoid telling the blunt truth e.g I came here kus your the closest other wise I couldntcare less)
try not to go ummm uuuhhhh aaaaaar for too long.
hope it helped