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Chegg

George Koinakis

Τeachersintime
I live in Greece and I have been teaching Physics, since 1993. Regarding my international experience, I am an online tutor at Chegg (California USA), Premium Instructor at Udemy (USA) and I also teach, as a freelancer, students from China, Australia, Ireland and Greece.
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George Koinakis
George Koinakis

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