We linked our consideration of these models with a
consideration of the enhancements to learning which
are offered by the use of information and
communications technology. Enhancements we define
as the special properties that computers can contribute
to enhance the quality of student learning. Those we
identified are listed in Table 2.
In our review of the last fifty years we identified a
number of successes. Many are related to models of
individual behaviour such as the Suppes’ work on drill
and practice [2] and the University of Leeds work on
Arithmetic culminating in cognitive models (e.g. the
models of errors in children’s subtraction produced