High tech cameras have been installed in lunch rooms in San Antonio to capture what kids are eating, and what food is being left behind.
Digital imaging analysis of the snapshots will then calculate how many calories each student consumed.
The two million dollar project, which is funded by the US Department of Agriculture, is the first of its kind in the US.
Parents will have to sign a permission slip before their child is photographed.
Researchers hope parents will change eating habits at home once they see what their kids are choosing in school.
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