Math Lessons in Chinese
China is the only nation that has achieved an all-members-gold International Math Olympiad multiple times (9 times in total, including years 1992, 1993, 1997, 2000, 2001, 2002, 2004, 2006, 2009)*wikipedia.org . We tutor K-12 student math in Chinese so students can get the feel of how rigorous the curriculum are or easy it is to do math in Chinese (the language is more easy for kids to learn math in than English since Chinese way of speaking the numbers are way shorter than in English)*Outliers (Chapter 8, book by Malcolm Gladwell).