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Dr. Jonathan Y.

PhD, Tutor Science, Math, Technology, Test Prep, Chinese, R/W...

Cambridge, MA (02140)

Travel radius
20 miles
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Dr. Jonathan Y. passed a background check on 6/25/13. The check was ordered by Dr. Jonathan through First Advantage. For more information, please review the background check information page.

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Dr. Jonathan's Resources



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Rotational Symmetry is part of Group Theory. For HS STEM subjects, rotational symmetry is often introduced using 2D figures or 3D objects. I believe ALL, I mean all, children can understand and eventually master rotational symmetry by practicing with figures and objects with n-fold rotational...

Find the limit? (answer)

lim    (sin(x+h)-sin(x))/h h→0 since sin(x+h) = sin(x) cos(h) + cos(x) sin(h)    then we have   lim   (sin(x) cos(h) + cos(x) sin(h) - sin(x))/h h→0  grouping 1st and 3rd term, we have     lim...



What's happening in the world of private tutoring?

STOP long-haul video gaming, online or not! 1. Engage in an active learning of a subject you do not know once a week. 2. Talk to someone you respect, love, like/want to meet, for at least half an hour twice a week. 3. Avidly read three time a week. 4. Perform outdoor exercise four time a week. 5. Eat five healthy meals a week. When you keep your brain running and getting... read more

The adaptation of the NGSS in Massachusetts is coming along by the Department of Elementary and Secondary Education. This standard will change how science is taught in Massachusetts and in US, so our students can be more competitive in the international stage. As a strong supporter of this standard, I recommend science teachers, administrators, parents and students to take a look at it. http://www... read more

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