For the first quiz |

For the second quiz |

First quiz |

Second quiz |

- You can find pdf versions of many books online.
- Terry Tao's blog. Thoughts on many parts of mathematics from one of the most exciting mathematicians today.
- Lecture notes from Hans Rademacher. A different side of analytic number theory, with a different set of amazing formulas and brilliant analytic tricks.
- From Quanta Magazine. Interesting articles about recent developments and the people behind them.
- Elementary number theory. Well done blog by Dan Ma, who seems to be an amateur interested in number theory.
- The Man Who Knew Infinity. The life of Ramanujan, slightly fictionalized. It's an amazing story about an amazing mathematician.