4. Press seam toward fabric C (figure C).
5. Sew the just-completed section (which is the butterfly head) to one side of a 4-1/2-inch square of fabric A. Press towards A.
6. On the wrong side of a three-inch square of fabric A, draw a diagonal line from corner to corner.
7. Place the fabric A square on one corner of the 4-1/2-inch square of fabric C . Align the corners and edges carefully.
8. Sew on diagonal line. Trim the corners and press towards C.
9. Repeat steps 6 through 8 to sew another three-inch square of fabric A to opposite corner of the four-inch square of fabric C. Trim and press towards C (figure D ).
10. Using the diagonally designed piece just completed, sew it to the edge of a 4-1/2-inch square of fabric A. Press towards A.
11. Sew sections together for form unit One--butterfly head and body.
12. On the wrong side of the two remaining 4-1/2-inch squares of fabric A, draw a diagonal line from corner to corner.
13. Sew a 4-1/2-inch square of fabric A to each rectangle of fabric B. Sew on diagonal line. Trim corners. Press towards A. These two rectangle and square arrangements are not the same, so arrange carefully. Unit 2A will be a tall rectangle with one triangle at the right bottom corner and unit 2B will be a long rectangle with a triangle at the top left corner.