Adobe Livedocs: http://livedocs.adobe.com/flash/9.0/ActionScriptLangRefV3/

Google Books (Actionscript 3.0): http://books.google.com/books?q=actionscript+3.0&btnG=Search+Books

Google Books (Flash CS3): http://books.google.com/books?q=flash+cs3&btnG=Search+Books

Google Books (Flash CS4): http://books.google.com/books?q=flash+cs4&btnG=Search+Books

Flash and Math: http://www.flashandmath.com/

Senocular: http://www.senocular.com/flash/tutorials/as3withflashcs3/

gotoAndLearn: http://www.gotoandlearn.com/

Kirupa: http://www.kirupa.com/developer/flash/index.htm

gotoAndPlay: http://www.gotoandplay.it/

asgamer: http://asgamer.com/

Tutorialized: http://www.tutorialized.com/tutorials/Flash/Games/1

Flash Game University: http://flashgameu.com/

Swinburne: http://www.swinburne.edu.au/design/tutorials/P-flash/T-Building-a-Flash-game-with-Actionscript-3/ID-46/

Emanuale Feronato: http://www.emanueleferonato.com/2007/09/26/create-a-survival-horror-game-in-flash-tutorial-part-1/

8bitrocket: http://www.8bitrocket.com/blog.aspx?BCATID=206

TonyPa: http://tbg.tonypa.pri.ee/index.html

Levitated: http://www.levitated.net/daily/index.html

Actionscripter: http://actionscripter.co.uk/blog/?page_id=76

getW3help: http://www.getw3help.com/search/label/Flash