Print or trace the block diagram onto foundation paper. Number and cut out as in the photo.
NB! You have to mirror the diagram.
Foundation piece the numbered sections and trim, leaving a ¼" seam allowance all around. Cut the unnumbered pieces out of fabric leaving a ¼" seam allowance as well.
Assemble the center section of the block by sewing together the five center strips.
Attach the side strips log cabin style, following the block diagram.