<p>I have been teaching computer science since last 20 years to A / O level. You can have fast track or normal paced classes with me. I am available 7 days a week. I ll teach using audio-visual aids. My 70 % students of A Level score A grades in Cambridge exam. My students of grade 8th and 9th are appearing in final O level exam, </p><p>I have been supervisor in IT exam, and have also worked as an invigilator from British Council in Cambridge exams. </p><p>I have attended many training sessions of Cambridge University, and have been subject coordinator in many top ranked schools. </p><p>I hope you will find me experienced and friendly teacher with full grip on the subject.</p>