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The lesson is an opportunity to get out of the classroom and do some on site fieldwork. You will need some watering cans, 2 ltr drinks bottles or buckets of water. The sites in the PPt were photographs I took on my phone and uploaded, you will need to change this to suit your sites within your school grounds.
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Created: May 7, 2015
Updated: Oct 15, 2015
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This resource is designed for US teachers. View UK version .