The frame of the boat will allow you to add planks, forming the actual body of the model boat. remember to always consult your model's instructions to properly construct your model boat. review these tips to help give you an understanding of what you can expect when building your model boat's frame: slide the bulkhead frames into the keel.. Scale model building is an enjoyable and rewarding hobby for people of all ages. read on to improve your scale modelling with our 12 proven tips.. Tips on boat-building from the great cardboard boat regatta, the great cardboard boat regatta