Computer technologies for accessible education, T. Zafirova & P. Boytchev

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Presents different types of assistive technologies that improve accessibility to computer system for users with special needs and describes how these tools can be useful in solving educational problems.

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Computer technologies for accessible education, T. Zafirova & P. Boytchev

  1. 1. Computer Technologies for Accessible Education T. Zafirova-Malcheva P. Boytchev [MIE 2013] September 19- 21, 2013, Sofia, Bulgaria
  2. 2. Students with Special Educational Needs (SEN)
  3. 3. Main Problems perception and processing of visual information Visually impaired low vision or blind Hearing impaired Physical disabilities Learning disabilities dyslexia perception of audio information physical limitations of handling control and computer devices access difficulties to acquire educational material
  4. 4. Basic components of education Hardware and software Course materials Teachers
  5. 5. Accessibility Hardware Software Assistive technologies
  6. 6. Hardware Alternative devices – Braille displays – Braille printers – Braille keyboards – Trackballs – Joy sticks – Switches Adapted standart devices – Large print labels – Braille labels – Key guards
  7. 7. Software Operating system (OS) settings – mouse buttons functions – double click speed – cursor shape, color, size or speed – control the mouse pointer through the keyboard – keyboard filters Alternative software – screen reader/ Text-to- speech – magnification software – on-screen keyboard – Optical Character Recognition software (OCR)
  8. 8. Accessibility tools for Visually impaired – adapting screen – OS settings – screen magnifiers Low vision students Blind and Low vision students – text-to-speech software and screen readers – Braille displays, printers and keyboard – OCR software – Braille stickers to adapt standard keyboard – ten-fingers writing system using BDS keyboard layout
  9. 9. Accessibility tools for Physical disabilities – OS settings – keyboard filters and key guard – virtual keyboard in scanning mode – alternative electronic pointing devices Fine motor skills
  10. 10. Make it accessible Scanner Printed educational materials OCR software Electronic text Braille display Screen readers
  11. 11. Make it accessible Braille labels Standard keyboard BDS keyboard layout Electronic text Screen readers SpeechAbility to write
  12. 12. Computer Technologies for Accessible Education Sofia University "St. Kliment Ohridski„ Faculty of Mathematics and Informatics T. Zafirova-Malcheva tzafirova@fmi.uni-sofia.bg P. Boytchev boytchev@fmi.uni-sofia.bg Doctoral conference in Mathematics, Informatics and Education September 19-21, 2013 Sofia, Bulgaria

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