How to make a spiral origami pinwheel

(page 3)

3rd picture of spiral origami pinwheel

03.

Valley-fold in half vertically and then "unfold" .

Prepare to apply a horizontal "gate-fold" and then "unfold" .

4th picture of spiral origami pinwheel

04.

Apply the horizontal "gate-fold" of the step #3 and then "unfold" .

Prepare to apply a vertical "gate-fold" and then "unfold" .

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