3face = 8 pieces, 2face = 12 pieces, 1face = 6 pieces, 0face = 1 piece
I dont know why you called it a project but its a cool product..the 1Face watch & the site is 1facewatch.com
85, because, in this case, you are most likely to choose 1 card of every rank.
I would go with a gift which really gives back... the 1Face watch has been all over the press lately