Beginning blocks 3a

3a templates with and without seam allowances; the curved corners formed by using the wheel make the units easier to join.

Diagram, a nine patch



Pieces laid out ready to sew  just  using two fabrics.. Below the pieces from a three fabric block are being sewn together.



Doreen Speckman called the isosceles triangle units here "Peaky and Spike". Peaky is the large triangle and the Spikes are the pointy units which make up the square. These are very effective in overall designs and when combined with other shapes can give the illusion of curves.



A completed block