Originally Posted by katie1
I don't see how the picture is a 3x4 layout. I see across: a 4 patch of large rails, then a sixteen patch of small rails, then a 4 patch of large rails, then a sixteen patch of small rails. Going down I see: 4 patch of large rails, 16 patch of small, 4 patch of large, 16 patch of small, 4 patch of large, then 16 patch of small rails. How are we looking at it differently?
Think of the 4-patch/large rails as a block and the 16-patch/small rails as a block. So that's 3 large blocks by 4 large blocks or a 3x4 layout.