d so on. And sometimes
the challenge is to bring first every disk to peg b, before to bring it to
peg c. (I remember of an adult who wanted to bring disk 3 to peg c while it
was already on peg b and disk 4 at peg c).
Another kind is to free the peg by retaking the set of disks on the peg. It
is this kind of generic and general goal appears in trial 1 in 3 with 'I can
take again'. When the generic is achieved the resolution goes on and is
extended as long as possible with attentional effects and automatic
or