http://www.ogrank.com/content/view/698/59/

Combat training:
Eve University (http://wiki.eveonline.com/en/wiki/Eve_University; search in-game)
Agony Empire training (http://www.agony-unleashed.com/news.php)

Exploration:
All categories (http://wiki.eveonline.com/en/wiki/Exploration)
Probing http://wiki.eveonline.com/en/wiki/Probing)

Plentary Interaction:
Overview (http://wiki.eveuniversity.org/w/index.php?title=Planetary_Interaction)
Commodities (http://wiki.eveuniversity.org/Planetary_Commodities)

Invention:
BPO Calc (http://zofu.no-ip.de/bpo)
http://games.chruker.dk/eve_online/invention_chance.php

Got Faction?
Data Centers (http://wiki.eveonline.com/en/wiki/Data_center)
COSMOS missions (http://wiki.eveonline.com/en/wiki/COSMOS)