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  • Laser levitation

    Book Chapter | January 2006

    How can someone levitate an object? Magicians do it all the time. Can physicists do it as well? The easiest technique is to attach a string to the object and secure the string to the ceiling. The weight of the object is…

  • Scope on Safety: Shedding light on laser pointer safety

    Journal Article | July 2007

    With the introduction of physics concepts at the elementary and middle school grades resulting from the National Science Education Standards and No Child Left Behind legislation, teachers are looking for exciting…

  • Safer Science: Shining a Light on Laser Safety

    Journal Article | January 2014

    This column provides best safety practices for the science classroom and laboratory. This month’s issue discusses how to safely use lasers.

  • Connecting the Dots: Lasers Link Students to Their 3-D World

    Journal Article | October 2015

    Build an inexpensive LiDAR unit to promote student inquiry.

  • Laser Unit

    Collection | September 2016

    Laser Unit …

  • Laser Blox

    Blog Post | July 2014

    The set of Laser Blox classroom lasers that I received for review contained: Three wavelengths of Laser Blox—three green (532 nm), one red (635 nm), and one violet (405 nm). A durable plastic mount that can hold up to…

  • Eye Protection and Safer Practices FAQ

    Page | February 2020

    with laser safety. ANSI Z136.1-2007 addresses laser safety officer duties … and laser hazard evaluations. ANSI Z136.5 addresses Safe Use of Lasers … This document provides guidance on laser safety from elementary …

  • Personal Protective Equipment

    Page | February 2020

    impact, laser, projectiles, or welding. PPE must be worn during the entire … impact, laser, projectiles, or welding. PPE must be worn during the entire … impact, laser, projectiles, or welding. PPE must be worn during the entire …

  • Saving the Forest for the Trees

    Journal Article | October 2019

    Collaborative science projects you can join

  • Build a Better Book

    Journal Article | August 2020

    a laser cutter to make tactile game boards. Some have added sound cues … laser cutters, and Makey Makeys—as they create products with tactile … 3-D–printed models and puzzles to demonstrate math concepts, used a laser cutter …

  • Meet the NSTA Leadership

    Page | June 2020

    State LASER (Leadership and Assistance for Science Education Reform … including co-directing the Washington State LASER (Leadership and Assistance … including co-directing the Washington State LASER (Leadership and Assistance …

  • Visual Impairments

    Page | February 2020

    or descriptive video (preferably the latter) to describe aspects of videos or laser … The use of a laser cane or mowat sensor can be useful in assisting the student …

  • Evidence of Molecular Motion

    Journal Article | November 2019

    to illustrate how Earth’s internal and surface processes operate at different …

  • Online Connections: Science Scope

    Page | January 2020

    Final project rubric Exploring Earth Geoscience … Final project rubric Exploring Earth Geoscience … Final project rubric Exploring Earth Geoscience …

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