Am a senior Physics and Mathematics teacher. I have taught for the last 15yrs and i write both Physics and Mathematics books for all topics.I help all those who still have problems in those subjects.. My resources are designed for Physics students,Parents, teachers, tutors, beginners and explain the concepts very well for learners. They have all the Topics you need. To use the resources open chapter you never understood or the one you want to teach and it will guide you through to understand.