In what has been described as the highest classroom in New Zealand, Department of Conservation ranger Lisa Winterfeldt taught a class of year 12 Otago Boys’ High School students 1200m up Aoraki/Mt Cook. The boys were there as part of their geography class and were looking at how landscapes and plants change over time and at altitude. ‘‘You can look at this in books, but when you see how dramatic the changes are, how the glaciers move, and the different plant species, the students are blown away. When we walk up to Red Tarns, you’re looking straight out at Aoraki, which is stunning,’’ Ms Winterfeldt said. As a new community ranger at Aoraki/Mt Cook, Ms Winterfeldt, a former teacher, is delivering a Doc EOTC (Education Outside the Classroom) programme to students from all over New Zealand. ‘‘Some of them have never seen snow before, let alone walked 1200m up a mountain. Nature is an amazing classroom. ‘‘It’s a real hands-on experience observing, taking photos and testing their classroom theories and knowledge.…