These cards show the view forward from the deck of various vessels of developing traffic situations at sea. Packaged in a plastic envelope, these 2 1/2 x 3 1/2 inch flip cards help you study for exams. Similar to flash cards, there is a picture on one side and the description on the other. In each case the mariner has to decide the correct course of action to navigate his vessel through the hazard. The reverse of the card gives the proper course and also quotes the relevant collision rule. These playing card sized cards are a simple and effective way of learning and remembering maritime rules of the road. Also recommended for R.Y.A. Shorebased Course students. There are 50 cards in the pack. Manufacturer: Flip Cards Dimensions: 2 1/2 x 3 1/2 ''