The relationship between recall, working memory and learning

Memory tasks are often seen as good homework orin from the external world is filtered and then proceeds
independent work.  Where this is certainly true forto the short-term working memory area.  Here its
older learners with good memory strategies, are weessence is either retained by repetition in the auditory
leaving younger learners to 'teach themselves'?circuit in the brain or manipulated by the visual-spatial
 one.  The effectiveness of either of these processes
According to Atkinson and Shiffrin, (1968, 1971) thedetermines whether something is remembered or
recall process requires the brain to filter incomingforgotten.
information as it passes through one of the sensory 
registers, where it can remain for up to a secondIf we understand the above to be true, it has significant
(Hayes, N. 2000:71) If attention is given to it, informationimplications for the way that we teach our children in
proceeds to short-term-memory. Here, according toschools in Australia and around the world.  In primary
the working memory model, retention can be extendededucation in particular, children are often asked to take
in consciousness by way of auditory rehearsal in thehome memory and learning tasks because they are
articulatory loop or by visual-spatial memoryconsidered to be time-consuming or impractical to
conservation in the visuo-spatial sketchpad, and thenteach in the classroom.  However, if we understand
be recalled or forgotten. (Baddeley and Hitch 1974 andthe above cognitive psychology, educators should be
Baddeley 1986)teaching children how to utilise both auditory rehearsal
 and visuo-spatial strategies, rather than leaving this
Simplistically, this means that the information one takesimportant task to chance.