Pig and Windmill Bases

The Windmill (aka Boat or Pinwheel) Base is built from the Pig Base.
The Pig Base has the free flaps in the center.
The Windmill has the free flaps at the edges.

Pig Base

Windmill / Boat / Pinwheel Base

Download these instructions in a PDF file. (Right-click and choose Save Target As)
 

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