Class case study: Effects of silage on a rural stream Nature of
Science Download class case study Two Year 4 classes
investigated silage and the possible effects of run-off on a
small rural stream as part of a biotechnology unit. This class
case study investigates the effectiveness of the teaching unit
plan Effects of silage on a rural stream The teachers used a
biotechnology topic that was real and meaningful for the
students, in a context with which students were familiar. It was
also important that the topic was challenging, engaging and
included an opportunity for learning in the area of
biotechnology appropriate to the age of the students. Silage,
pollution, waterways, farming, investigation, environmental
impact. - 24 November 2007 - application/msWord, text/html