In this unit we cover 2.4 Biomes, Zonation and Succession 2.5 Investigating Ecosystems . The first part of the unit has some very challenging concepts and it"s useful to try and visualise these. You can cover the content very quickly by having a field trip for subtopic 2.5 Students really enjoy this but it is important to reinforce the fun with a revisiting of the concepts theoretically. I use this topic as an opportunity...