The chemical symbol for water, H2O, stands for dihydrogen monoxide. This shorthand indicates that two hydrogen atoms, represented by H2, bonded to one oxygen atom, represented by O, forms one molecule of water. Typing the symbol for water involves using subscript for the number “2,” which both reduces its font size and lowers the base […]
Pi is a name given to the ratio of the circumference of a circle to the diameter. That means, for any circle, you can divide the circumference (the distance around the circle) by the diameter and always get exactly the same number. It doesn’t matter how big or small the circle is, Pi remains the […]
That dusty old NES in your attic might be rife with nostalgic memories, but it’s a pain to drag out of its box whenever you get the hankering for a rousing game of Super Mario Bros. Nintendo totally gets it, as well as the fact that you might want something a little more convenient to […]
Chinese students sitting down to the most important exams of their lives this week needed no reminder of how high stakes were. But they got one — the promise of jail time if they were caught cheating on their tests. It’s the first time that custodial sentences have been stipulated for anyone using underhand tactics […]
Teaching idioms and slang is quite a subjective topic. I believe that it is an integral part of teaching. I agree with the school of thought that says that slang and idioms are an every day part of our language and it is important that foreign students are aware of the most common forms they […]
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