To do this, I place a quilting ruler with the 1/4 inch mark lined up from corner to corner. Then draw a line at the edge of the ruler. Repeat on the other side. Place the white square on top of ...

To do this, I place a quilting ruler with the 1/4 inch mark lined up from corner to corner. Then draw a line at the edge of the ruler. Repeat on the other side. Place the white square on top of ...