Alma Barak Yonder bags that hold phones were introduced to Cambridge Rindge and Latin School students last year.

Students in Cambridge Public Schools had to surrender their phones during class periods last fall. This year the policy at Cambridge Rindge and Latin School will apply “bell to bell.”

Students will be required to secure their phones throughout the school day in a Yondr pouch, a lockable bag designed to limit use of outside devices, interim superintendent David Murphy said an Aug. 5 meeting of the School Committee.

The new protocol follows a June 3 committee order that the district would assess the feasibility of extended phone restrictions.

“It is not just about the dangers and the negative implications to having a smartphone attached to the palm of your hand,” Murphy said

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