2. Austin, Texas
3. South Korea
4. Shanghai German School
7. Czech Republic
10. Barcelona, Spain
12. United Kingdom
13. Chennai, India
14. Canadian International School, Bangalore
If you're particularly interested in school lunches around the world, read the brilliant blog Never Seconds, which also works with the charity Mary's Meals to "provide daily meals to chronically hungry children in a place of learning".
Thanks to a commenter, the third item on the British lunch plate has been identified as possibly cauliflower cheese.
An example from the UAE was removed as it was a lunch brought from home, not supplied by the school.