| Computer-Based Learning | 
    
 
    
    
    
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         CBL stands for Computer
        -Based Learning- sometimes known as 
		e-Learning. CBL courses may use ...
         
          - text - notes and other resources
 
          - graphics
 
          - sound - a commentary or music
            background
 
          - animation 
 
          - self assessments 
            - for the student to know how much has been learned.
 
			- file transfer - for 
			uploading students' work, or downloading assessed work
 
         
        CBL systems use interactive
        computing.
         A VLE (Virtual Learning 
		Environment) works over the Internet to provide tools for a student to 
		learn.    | 
      You are using
        CBL right now! | 
    
    
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      Benefits of CBL...
        
          - more interesting learning with
            interactive systems and multimedia - so greater motivation
 
          - students can learn at any time
 
          - students can learn from any place eg home
 
          - students proceed at their own pace
 
         
        Help or advice can usually be obtained through an on-line 
		messaging service,
		email, 
		bulletin boards or blogs. 
		Another advantage of CBL - anyone can do it. Learning for Life -  
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      Pupils
        generally learn better when they study on their own and can learn at
        their own pace. | 
    
    
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      CBT = Computer
        Based Training - Using the computer as an instructor. CBT may
        include tutorials, practice exercises
        and feedback on the student's
        learning progress.
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      Virtual
Reality
systems are being developed where the user puts on a  helmet which
projects images into the eyes using small computer screens, and a virtual
        reality glove which inputs the users hand movements. 
         
Although great for computer games, there are serious uses as
well. VR systems are being developed to help student surgeons; a
CAT (Computer Aided Tomography) scan can create a 3-dimensional
picture of the human body. A surgeon can put on a VR helmet and
feel as if he is walking around inside the patient! He can view
eg a tumour from different angles etc.. 
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