Several people have asked if I would share the concepts for how I created this boo boo so I am going to attempt to attach a PDF document that I created for another board member. Hope this works. Just one thing. I think that typically this block is constructed about 12". I made it 24" to make it go together faster. Storm at Sea patterns and directions can be found very easily on the internet. This is just an explanation of process and doesn't give any dimensions. Ann