By admin 
GILBERT, Ariz. (KNXV) — Another day of extreme heat is putting school cooling systems to the test.
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For Gilbert Public Schools, crews are monitoring classroom temperatures in real time and getting alerts when rooms get too warm.
The district says that helps technicians respond before a cooling problem disrupts classes.
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At Highland Park Elementary School, a heat advisory kept students inside for recess.
Watch the video in the player above to see why school staff say keeping classrooms cool is critical to helping students stay focused and learning.
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