Physics Tutor for GCSE level or secondary school level

I am currently working as an undergraduate student within Engineering. I am in my final year, and have been tutoring for over 5 years. I have taught GCSE level and KS3. Within subjects of Physics, Chemistry, Biology, Maths and Robotics (code/Computer Science). All my students have personally only worked with me, in which we have raised there grades by a minimum of 2 grades from there previous tests and have also managed to increase some students scores by 5 grades over the course of a year and a half.