Assemble Corner Units
1. Use a pencil to mark a diagonal line on wrong side of each orange print 2-3/4" square.
2. Align a marked orange print square with one corner of a dark brown print 4" square (Diagram 1). Sew on marked line; trim excess fabric, leaving a 1/4" seam allowance. Press open attached triangle to make a corner unit. Repeat to make 16 corner units total.
3. Use a pencil to mark a diagonal line parallel with seam line on the wrong side of each corner unit (Diagram 2). Set aside marked corner units.