RT @teacherhead: My new favourite t-shirt. #physics #geek Don’t be jealous - I know you all want one. #17equations https://t.co/c0LO0BQWT9 - The Calculator Guide from Twitter

My new favourite t-shirt. #physics #geek Don’t be jealous - I know you all want one. #17equations pic.twitter.com/c0LO0BQWT9

— Tom Sherrington (@teacherhead) October 15, 2018

from Twitter https://twitter.com/GuideCalculator

October 16, 2018 at 10:50AM
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