Block 11:  Spin me Right Round blocks (bottom right 2 blocks)

(Throw Version, 2 12.5” blocks)

Supplies:

(per block)

(3) 7.5” background squares

(1) 7.5”  pinwheel fabric square

 

Assembly:

Cut two of the background squares in half diagonally.

Layer the remaining background square on top of the pinwheel fabric square.

Cut diagonally twice (cutting an X).

Sew each of the background pieces to a pinwheel piece at the right angle side (NOT the hypotenuse like you would for an HST).

Press seams open.

Treat the pressed pieces like half of an HST.  Sew each piece to the 4 large triangles.

Press seams open.

Trim each unit to 6.5”.

Sew the 4 units together to form a pinwheel.

 

Repeat the process for the remaining block.

 

(Mini Version)

Supplies:

(per block)

(3) 4.5” background squares

(1) 4.5”  pinwheel fabric square

 

Assembly:

Cut two of the background squares in half diagonally.

Layer the remaining background square on top of the pinwheel fabric square.

Cut diagonally twice (cutting an X).

Sew each of the background pieces to a pinwheel piece at the right angle side (NOT the hypotenuse like you would for an HST).

Press seams open.

Treat the pressed pieces like half of an HST.  Sew each piece to the 4 large triangles.

Press seams open.

Trim each unit to 3.5”.

Sew the 4 units together to form a pinwheel.

 

Repeat the process for the remaining block.