Tutorial: What is a Good Game? (zip file, 190 KB)
This tutorial describes some of key ingredients in creating good games. The tutorial is general, that is, not restricted to Game Maker.
Beginner.

Tutorial: Your First Game (zip file, 850 KB)
This tutorial is meant for people that have problems getting started with Game Maker. In very precise steps it helps you create your first game.
Beginner.

Tutorial: Creating a Scrolling Shooter (zip file, 1.8 MB)
This extensive tutorial shows you how to create a scrolling shooter. It also treats a number of aspects of Game Maker like the use of variables, views, and time lines.
Beginner.

Tutorial: Maze Games (zip file, 1.4 MB)
This tutorial shows you how to create a simple maze game. It treats such aspects as how to make a character move from cell to cell, how to display the score and the lives, how to create monsters, and how to add all sorts of special features like movable blocks.
Beginner.

Tutorial: Platform Games (zip file, 1.6 MB)
This tutorial shows you how to create a simple platform game. It treats such aspects as how to make a character jump and land, how to crush monsters when the character jumps on top of them, and how to use tiled backgrounds for creating appealing graphics.
Intermediate.

Tutorial: 3-Dimensional Games (zip file, 1.1 MB)
This tutorial shows you how to create games with a 3-dimensional look. It discusses parallax scrolling, the use of depth and image scaling and how to create isometric games. It shows that Game Maker is more powerful than you might think and is not really limited to 2-dimensional games.
Intermediate.

Tutorial: Multiplayer Games (zip file, 210 KB)
This tutorial shows you how to create a multiplayer game. It shows how to set up a connection, how to create game sessions and how to communicate between the games. Two examples are given: a two-player pong game and a simple chat program. This is an advanced tutorial and requires coding experience in GML. It also requires a pro version of the program.
Advanced.

Tutorial: A First Person Shooter (zip file, 2.4 MB)
Version 7/8 of Game Maker contains functions for creating 3-dimensional graphics. This tutorial shows you how to use these functions to create a simple first person shooter in which you can walk through a number of rooms, shooting barrels and monsters that try to attack you. This is an advanced tutorial and requires coding experience in GML. It also requires a pro version of the program.
Advanced.