When learning is focused on behavioural outcomes, understanding can be compromised - leading to lower level cognitive procedures. (Reys, 22). Short-term objectives that are easily measured, easily forgotten and unconnected. Many mathematics programs have been based on this learning theory in the past, but there is a need to shift away from it. + can provide clear objective and learning outcome, plus sequential means of skill development that, if used creatively, can support higher order thinking (Reys, 22)