Step 2 use a rotary cutter to cut along the edges of the quilting ruler leaving the fussy cut square.
How to make attic window quilt block.
Here i demonstrate the 12.
But if you don t mind a small change in the construction you can make an attic windows block that looks almost like the traditional one with much easier sewing techniques.
Sew the pieces.
Using a half square triangle hst block in the corner eliminates the need for sewing those tedious inset seams.
Step 1 cut the fabric pieces according to the block size cutting chart from scraps or strips.
The dimensions to rotary cut these pieces a b c are all shown in the 3 charts below for 6 9 and 12 finished blocks.
As you can see the attic windows easy block is made with two rectangles of the same size here they are labeled a a square labeled b and a half square triangle made with two c triangles.
Step 3 the large square window is shown with the design centered fussy.
6 9 and 12 block directions.
Making attic windows quilts the traditional way means sewing inset seams on each block.