I found myself in a rare situation this April. Had things stuck to their schedule, I would have completed my graduation curriculum and would have been ticking off any college goer's dream check-list, which did include a few travel and adventure. But, the situation as of 2020 has a different story to tell. With no end to this quarantine insight, the check-list became an impossibility. So I took the Coursera COVID offer for colleges and started my odyssey to various areas of studies, my mechanical engineering syllabi had prevented me from. So without much ado, here are the "Gems" on the courses platform, each one must give a shot at. Model Thinking This course gives an unusual approach to what we have accepted as complex socio-political phenomena. With simple logical and mathematical principle, Prof. Scott E. Page recreates results which have puzzled global leaders. He argues that this approach to reality is a must for all in this 21st century, and I could not agree mo...