1
Color up. Mark the creases as shown.
2
3 and 4
3
5
4
6
7
To show how the various parts of the paper move these are colored differently
9
Repeat these creases on the other three points and put last flap under
8
Fold along creases made in diagram 4 (mountain) and 6 (valley) The dark regions in the previous diagram ’vanish’
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