How to make a long origami stairs (page 2)

 

01. Prepare to "mountain-fold" the paper in half horizontally and then "unfold" .

02. Mountain-fold in half horizontally according to the step #1 and then "unfold" .   Prepare to "mountain-fold" in half vertically and then "unfold" .

 

 

 

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22