An overhead projector is a verybasicbutreliableform of projector. The overhead projectordisplaysimagesonto a screenorwall. Itconsists of a large box containing a cooling fan and anextremelybright light, with a longarm extended aboveit. At theend of thearmis a mirrorthatcatches and redirectsthe light towardsthescreen.
An overhead projector can be usedtoenlargeimagesontothescreenorwallforaudiencestoview. Transparencies can be placed ontothe projector to be viewedbyboththeaudience and the speaker. The overhead projector was once a commonfeature in bothclassrooms and businessmeetings. Recently, it has seen a decline in use, as more sophisticatedcomputerbasedprojectors are favored.
The overhead projector wasfirstseenduringWorldWar II. Itwasused as a tooltotrainlargenumbers of servicemen. In the 1950s and 60s, itcrossedoverintotheclassroom as aneducationaltool, and thenintothebusinessworld as a training tool.
* PARTS OF AN OVERHEAD PROJECTOR
* THE OVERHEAD PROJECTOR IN CLASS
Teaching a foreignlanguagetohighschoolstudents can be difficult and intimidatingwork. Itisimportantto use alltheresourcesavailabletoyoutomaketheinformation more accessibletostudents. Overheadprojectors are excellenttoolsthatallowstudentstointeractwithforeignlanguages in a dynamic and constructiveway. Thefollowingactivitieswillmake use of thetechnology in yourclassroom, whilealsojump-startingstudentsintobeinginterested in a foreignlanguage.
* HOW CAN I USE THE OVERHEAD PROJECTOR IN CLASS?
ON THE FIRST DAY OF CLASS,passoutclearoverhead-projectorsheetstoeachstudent. Allowstudentstoselect a pen color and instructthemtowrite as muchaboutthemselves as they can in theforeignlanguagewithoutmentioningtheirname. Ifnecessary, offerprompts and questionstohelpthemrememberkeyphrases and tenses.
Allowthestudents 10 to 15 minutes towrite, thencollectthesheets. Onebyone, numbereachsheet and place theitontheoverheadprojector. Assign a studentto try toreaditaloud.... [continua]
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(2012, 11). The Overhead Proyector. BuenasTareas.com. Recuperado 11, 2012, de http://www.buenastareas.com/ensayos/The-Overhead-Proyector/6321039.html
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