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  2. Mobile phone use in schools - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_use_in_schools

    Furthermore, starting in July 2020, MEXT allowed junior high school students would be allowed to bring phones to school due to their increased penetration, but under the conditions that browsing functions must be disabled, children are informed about the risk of mobile phone use and schools would clarify where phones will be stored if they are ...

  3. Leaders are pushing to ban cellphones in schools. Are they a ...

    www.aol.com/cellphones-school-distraction-safety...

    Kids may no longer be allowed to whip out cellphones to type essays, operate calculators, make videos or text their parents from school starting this school year in some parts of the U.S.

  4. Mental health in education - Wikipedia

    en.wikipedia.org/wiki/Mental_health_in_education

    Mental health in education is the impact that mental health (including emotional, psychological, and social well-being) has on educational performance.Mental health often viewed as an adult issue, but in fact, almost half of adolescents in the United States are affected by mental disorders, and about 20% of these are categorized as “severe.” [1] Mental health issues can pose a huge problem ...

  5. School refusal - Wikipedia

    en.wikipedia.org/wiki/School_refusal

    School refusal behavior is a heterogeneous behavior characterized by a variety of internalizing and externalizing symptoms. Internalizing symptoms include anxiety (general, social, and separation anxiety), social withdrawal, fatigue, fear, and/or depression. [2]

  6. Safety behaviors (anxiety) - Wikipedia

    en.wikipedia.org/wiki/Safety_behaviors_(anxiety)

    Two examples of assessments developed to measure safety behaviors performed by people with social anxiety are the Social Behavior Questionnaire and the Subtle Avoidance Frequency Examination. [ 2 ] [ 27 ] An assessment developed to measure safety behaviors performed by people with panic disorder is the Texas Safety Maneuver Scale.

  7. Closed-cell PVC foamboard - Wikipedia

    en.wikipedia.org/wiki/Closed-cell_PVC_foamboard

    After the war, PVC was not a popular choice of materials in the marine industry due to its density. In the 1970s, the need for a strong, moisture-resistant material led to plastic manufactures working with PVC to make it lighter. This led to the creation of PVC foamboard, by combining PVC with polyurea at the molecular level. [1]

  8. Zero-tolerance policies in schools - Wikipedia

    en.wikipedia.org/wiki/Zero-tolerance_policies_in...

    A zero-tolerance policy in schools is a policy of strict enforcement of school rules against behaviors or the possession of items deemed undesirable. In schools, common zero-tolerance policies concern physical altercations, as well as the possession or use of illicit drugs or weapons. Students, and sometimes staff, parents, and other visitors ...

  9. Polyvinyl chloride - Wikipedia

    en.wikipedia.org/wiki/Polyvinyl_chloride

    Molded PVC is used to produce phonograph, or "vinyl," records. PVC piping is a cheaper alternative to metal tubing used in musical instrument making; it is therefore a common alternative when making wind instruments, often for leisure or for rarer instruments such as the contrabass flute.