Easier said ....

easy to say but not so easy to do.
The diagrams are very clear but frankly, to pass and repass the son in the same pearl, they need quite a jiffy.
In addition, the beads are not so easy to find (you have to have the right to pass the diameters son several times in the Pearl but also to get a character is acceptable proportions whose head seems neither too big nor too small) .