This resource can be found at a lower price here: https://lessonplanned.co.uk/downloads/food-miles-lesson-fully-resourced-geography-lesson-for-key-stage-2-ks2/
A fully resourced lesson about food miles taught as part of a food and packaging unit. The lesson plan is detailed, the PowerPoint comprehensive and the activity had all pupils engaged. The lesson also provides great links to Geography.
Hope your pupils enjoy it. Mine certainly did!