#Dr. Reem Mosaad Hassan, university instructor for pharmacy students #Instructor for high school students for Biology, Chemistry, and Physics #Aptitude and Achievement Test instructor for general secondary students #Instructor for Egyptian track students for Biology and Chemistry #Reviewer for scientific theses and research #Foundational English and Mathematics #Comprehensive foundation in Mathematics and its three branches: Physics, Chemistry, Biology, and English #Comprehensive student follow-up #Comprehensive notes for aptitude and achievement tests and periodic exams