An interactive math braille learning application to assist blind students in Bangladesh

Area of Science:

• Assistive Technology
• Educational Technology
• Mathematics Education

Background:

• Blind students in Bangladesh face challenges due to a lack of affordable math learning tools, relying on outdated methods.
• There is a significant demand for low-cost technological solutions to improve math braille and calculation learning for the visually impaired.

Purpose of the Study:

• To conduct a needs assessment for blind students learning math braille and calculations.
• To propose and design a mobile phone-based interactive application for learning math braille using Nemeth Code.
• To evaluate the usability and acceptability of the developed application.

Main Methods:

• Needs assessment study with blind students.
• Development of a mobile application with user-centered interface design.
• Evaluation of the application's interfaces by teachers, experts, and end-users.

Main Results:

• The needs assessment identified specific requirements for an effective assistive tool.
• Application interfaces were designed considering the unique interaction methods of blind students.
• User evaluations indicated promising results regarding the application's acceptability and usability.

Conclusions:

• The developed mobile application offers a viable and affordable solution for blind students in Bangladesh to learn math braille and calculations.
• The application's interactive design and focus on self-learning can significantly enhance educational facilities for visually impaired learners.
• This technology has the potential to bridge the gap in accessible math education for blind students using Nemeth Code.