The ideational teaching science need to response
scientific literacy and fulfill nature of science that deals
with authentic socioscientific issues related to the way
of life. The unit aimed to enhance active participation
of the learners and encourage higher order thinking in
class by applying teaching methods that reduce the
unfamiliarity felt by students. This was expected
through an explicit use of a variety of teaching and
assessment-for-learning methods, suitable for Science
for All students. In order to address the main learning
objectives, we monitored students’ performances in
tasks that required the higher order thinking skills of
argumentation and value judgment, which are central
constituents of decision-making processes