FlashJolt

Here are 10 great resources for flash game developers and wannable developers!

Emanuele Feronato

A great blog with great tips and tutorials to help you get started. It also has great blog posts ways to optimize your games and get a better outcome.

MJW: Avoider Game Tutorial

New to Game Development? Or new to AS3? Micheal James Williams has a great tutorial on how to build a Avoider game from scratch. Sounds lame? Trust me this game covers alot of as3 and will surely help you.

FlashKit: Games Tutorials

Huge collection of flash game Tutorials. Probably got around 200 Tutorials. These tutorials cover many different methods used in flash programming.

Flash-Game-Design

Covers many different aspects of flash games. Also has alot of quality flash game tutorials and tips.

Box2D : Flash

Box2D is a great physics engine for flash. Its widely used and there are alot of tutorials out there on how to use it and how to build games with it…

GoToAndPlay

Gotoandplay provides tutorials and game development tips. It also features some flash games. They also have tutorials for multiplayer flash games

MochiAds

Make money off your games. A great ad network for flash games. It lets developers make money by showing ads on their game. Currently it is one of the most used in-game ad network and there are also other benefits of using MochiAds including Leaderboards & Version Control

CpmStar

Another way for developers to monetize their game! Although the developer need to share revenue with the sponsor of the game. (10% Will do). But the eCPM is normally high and the ads are very related!

Mr. Sun Studios

Just another Flash Game tutorial site but provides very valuable information on games. And provide sample FLA files along with the tutorials but it is highly suggested you dont just download the FLA and claim it as your game.