**1)**Some discussion over at

**Quora**re: specialization in mathematics:

**2)**Nice list of 6 easy-to-state, very-difficult-to-solve math problems:

**3)**Evelyn Lamb introduces "metallic means" beyond the golden mean, in this fun, tidbit-full post:

...also from Dr. Lamb, this moving review of the book, "

**Hidden Figures**":**4)**Gender, math, collaboration etc. (longread; h/t Jim Propp):

**5)**Jo Boaler's overview of American math education:

**6)**Peter Woit has placed a free pdf copy of the final draft of his latest book (on quantum theory and mathematics) on the Web here (due out next year):

http://www.math.columbia.edu/~woit/QM/qmbook.pdf

http://fawnnguyen.com/good-enough-for-now-curriculum/

**7)**Especially for teachers, new from Fawn Nguyen, wise and thoughtful as always:http://fawnnguyen.com/good-enough-for-now-curriculum/

**8)**And if you need still more math potpourri:

a) the new (139th) "

*Carnival of Mathematics*" now posted:
b) and the new 101st "

*Math Teachers At Play*" carnival as well:**BONUS!**(extra NON-mathematical links of interest):

1) Of bongos and physics...

**tweeted out one of its older posts this week, putting some classic Richard Feynman on display:***Futility Closet*
2) In the last couple years I've replaced a tennis habit with a pickleball addiction. If you happen to be similarly addicted I've added a few items (t-shirts & bumperstickers) to my

*Zazzle*store: