Master Tutorial Index 

Fundamentals

• Anatomy of a Flash Game, Lesson 1: Setting Up the Game— MochiLand article.
• Anatomy of a Flash Game, Lesson 2: Creating Enemies & The Game Environment— MochiLand article.
• Anatomy of a Flash Game, Lesson 3: MochiAds, MochiBot and MochiAds Leaderboards— MochiLand article.

• AS3 Avoider Game Tutorial

• Understanding Flash’s Coordinate Systems

• Firefox, Flash and Keyboard Events— MochiLand article.
• The Basics of Multi-Player Games
• Create a Flash Racing Game— tutorial.

• Tip: Launching Pop-Ups From Flash— MochiLand tip.

Animation

• Handling Basic Animation with State MovieClips

• Add Depth to Your Game with Parallax Scrolling

Artificial Intelligence / Behavior

• Flash Artificial Intelligence, Part 1— video tutorial.
• Flash Artificial Intelligence, Part 2— video tutorial.
• Pathfinding - Tony Pa's Flash-based tutorial on pathfinding
• State Machines - State machines are invaluable for enemy / npc behavior!
• Steering Behaviors and Boids - Very simplistic AI / Behavior pattern
  • Overview and resource list - Useful overview of steering behaviors you can use      
  • AS3 Boid Flocking Simulation - See steering and flocking in action

Maths

• Pythagorean Distance Between Two Points

Physics and Physics Engines

• ActionScript Physics Engine Tutorial, Lesson 1— MochiLand tutorial.
• ActionScript Physics Engine Tutorial, Lesson 2— MochiLand tutorial.
• ActionScript: Character Movement and Jumping— video tutorial.
• Networked Physics

Sound

• SoundObject Class Tutorial [AS3]

   

3D Engines and APIs

• Open Source Flash— open wiki.
• Real 3D in Flash: Directional Movement— MochiLand article.

More Resources 

• Sephiroth.it - free flash/flex and php files by Alessandro Crugnola— General flash development site.
• Gotoandplay.it - Flash games, tutorials and game development— Great flash games resource site.
• OutsideOfSociety - OOS.MOXIECODE.COM— Another great flash games resource site.
• kirupa.com - Flash and ActionScript Tutorials— Good Flash and ActionScript Tutorials.
• gotoandlearn.com - Free video tutorials by Lee Brimelow on the Flash Platform— Great ActionScript Video Tutorials
• 12 Websites To Help You Learn Flash/ActionScript