Techniques and Principles in Language Teaching 3rd edition (Teaching Techniques in English as a Second Language)

...  the     distance    between     the     actual  developmental   level   [of     the     learner]    as

determined   by  independent     problem-solving     and     the     level   of  potential

development as  determined  through problem solving under   adult   guidance    or  in

collaboration   with    more    capable peers.

(Vygotsky   1978:   86)

            One example of  such    a   technique   to  teach   WL  is  the Language    Experience

Approach. Two writing techniques that are consonant with WL philosophy are
process writing and journal keeping. All three of these techniques are described in
the next section.