The process of investigation/enquiry, when regarded as evidence-based, can be
profitably connected to the use of inferences (i.e. modes of reasoning or thinking)
that belong with abduction in its most general sense (cf. Adu´riz-Bravo 2001, 2003,
The parallelism between detective and scientific thinking is exploited in the
didactical unit discussed here; scientific intervention and scientific models are given
specific roles in this framework and become substantive pillars of NOS.