From Test-Scratch-Wiki
Drawing and Animation
— How to animate a sprite
— How to make it seem as if the mouse is drawing
— How to make a color picker inside a Scratch project
— How to make a 3D object and making it spin
— How to make good cartoons
Scratch Connections
— How to connect to Scratch with Actionscript
— How to connect to Scratch with Python with a GUI
Variables and Lists
— How to automatically place a new list item in the proper place
— How to sort a list
— What variables are, and how to use them
Website
— How to create a Scratch account
— How to embed a project on an external website
— How to add a curator to a studio
— A guide to getting your projects more popular
Squeak
— How to add new blocks to Scratch
— How to create a Scratch Modification
— How to use the MoviePlayerMorph in Squeak
— A tutorial about Squeak coding
Other
— A guide to remixing
— A guide to getting your projects more popular
— How to make a simple life simulation in Scratch.
— How to export a Scratch project to and EXE, APP, or JAR
— How to rip sprites from a sprite sheet
— How to save data from a project
— How to make something happen after the stop sign is pressed.
— Learn how to compose a song by using note blocks