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Knowledge giving – Value sharing (Truyền giảng tri thức – Lan tỏa giá trị)
1
Topic: DAILY ROUTINE
Schools, Stress and Smartphones
(a) High school biology teacher Kelly Chavis knew
smartphones were a problem in her class. But not even
the students realized how much of a problem the
devices were until Chavis did an in-class experiment.
For one class period, students used a whiteboard to
count every Snapchat, Instagram, text, call or other
notification that appeared on their phones. Chavis told
students to not respond to these notifications.
(b) Teachers around the country have done similar
experiments, usually recording dozens of markings on
the whiteboard.
Chavis, who teaches honors-level classes at Rock Hill
Schools in South Carolina, was shocked by the results
of her experiment.
“One girl, just during the one hour, got close to 150
Snapchat notifications. 150!” she said.
Chavis is among a growing number of teachers,
parents and health experts who believe that
smartphones are now partly to blame for increasing
the levels of student anxiety. The use of electronic
devices is so widespread that the National Education
Association newsletter said it was a ”mental health