Facing the Future is a US-based organisation that produces excellent teaching materials - some described elsewhere on this site.
Below is an invitation from Facing the future to review materials for an new unit on "stuff" - "all of the material products we buy and use, from cell phones to bananas."
Lessons and materials relating to peace and conflict have now been posted in English.
Click on the link on the home page, or on the right hand side of every page.