am a Teacher with over 12 years of experience. I am a very sincere and hardworking person and worked as a part time lecturer in DCE,GB Pant Polytechnic,I am Content provider for SAT,GRE. Maths. I worked as a Content Provider and developer(Maths) for Spearhead Global Inc. USA. and wrote series of books I worked as a Contractor for Talent Spring USA from September 2012 till August 2013 and wrote MCQ and worked as a Contractor for Educationstreaminic USA for their book.