Here are some links you may like to explore:
Mathematics
Department of Math. & Stat. IITK - my department.
StatMath ISI Kolkata where I did my Ph. D. Also ISI is the
Institute where I did my B. Stat and M. Stat.
Mathscinet - Reviews of my publications.
library.nu lots of downloadable books, also non mathematics
(including Harry Potter). You will need to create an login id. However
The sites search engine is primitive.
Mathworld For some quick definitions.
Sudoku
Sadman software a shareware that last for 30 days. To re install you need
To purge the program from your computer and delete the keys from registry.
It offers difficulty levels from EASY to DIABOLICAL.
Wikipedia The web based encyclopedia.
Mythology
Also try in wikipedia, wikipedia mythology portal and its external links.