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  2. Classroom walkthrough - Wikipedia

    en.wikipedia.org/wiki/Classroom_walkthrough

    Classroom walkthrough is a mode of professional development for teachers. Clinical supervision, or the practice of classroom observation and feedback , has been one of the most often used tool in evaluating teacher performance, but the extent to which it helps teachers to improve their instruction is questionable. [ 1 ]

  3. Use of unmanned aerial vehicles in law enforcement - Wikipedia

    en.wikipedia.org/wiki/UAV_use_by_law_enforcement

    In March 2014, Sussex Police announced a pilot project using an Aeryon Skyranger for three months at Gatwick Airport. [43] The project was funded by the Association of Chief Police Officers to test the effectiveness of the technology in policing. [43] The equipment cost £35,000 with the training of four police officers costing £10,000. [43]

  4. Alabama v. White - Wikipedia

    en.wikipedia.org/wiki/Alabama_v._White

    Alabama v. White, 496 US 325 (1990), is a U.S. Supreme Court case involving the Fourth Amendment.The majority opinion ruled that anonymous tips can provide reasonable suspicion for a traffic stop provided that police can factually verify the circumstances asserted by the tip.

  5. Use of vehicle-stopping device poses questions from police ...

    www.aol.com/vehicle-stopping-device-poses...

    But the device's use in January led to a stolen truck flipping over — briefly sending two people to the hospital — and sparked a disagreement between those monitoring police reforms and the ...

  6. School police were warned about teacher's guns years before ...

    www.aol.com/school-police-were-warned-teachers...

    The Palm Beach County Sheriff’s Office, “nervous” that he was a teacher in a class full of kids, alerted school police about Krasnicki’s wife’s efforts to get a restraining order, an ...

  7. Overhead projector - Wikipedia

    en.wikipedia.org/wiki/Overhead_projector

    The opaque projector, or episcope is a device which displays opaque materials by shining a bright lamp onto the object from above. The episcope must be distinguished from the diascope , which is a projector used for projecting images of transparent objects (such as films or slides), and from the epidiascope , which is capable of projecting ...