hundreds of visually challenged cbse students were earlier forced to take alternative subjects like music or history simply because they couldnt attempt the visual element nearly 40 of questions are diagram or visualbased of question papers in maths and science besides being unable to handle the practicalsbut that is history besides the english and social science papers even the science and maths papers of class x now carry alternate questions for the visually challenged this is also a great relief for dyslexic students the cbse board also allows them 60 minutes extra to complete each external examseparate question papers that do not require visual inputs like diagrams and charts have been introduced for maths and science suitably equipped examination centres have been identified and special teachers have been designated as invigilators to give psychological support to the examinees the remuneration for writers scribes has also been raised moreover the visually challenged can take their exams on the computer or typewriter software is available to convert any text into braille at the press of a key and there is a choice of excellent speechrecognition software availableso please encourage your son to pursue whatever subject he fancies