Pop Quiz #1 answers.... 1) 12 2) (assuming one trianguylar polygon per face) 48 3) 17 Pop quiz #2 answer... Seem to remember you covering this in an ealrier tutorial, though I cant' quite place my finger on it at the moment... seem to remember it had something to do with writing your own obj file, giving it the vertice order - but I could be wrong... Pop quiz #3 answer... Is this a matter/anti-matter kind of question? Or are we looking at genetic compatibility issues here? :) jonthecelt