How to make an origami heart spring (page 3)

 

03. Apply the vertical "Z-fold" of the step #2 and then unfold.   Prepare to apply two horizontal "valley-folds" and one horizontal "mountain-fold" and then unfold.

04. Apply two horizontal "valley-folds" and one horizontal "mountain-fold" of the step #3 and then unfold.   Prepare to apply two vertical "valley-folds" and one vertical "mountain-fold" and then unfold.

 

 

 

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