After you have Squeak up and running on your development box you should see a window that looks like this.

Click on image for larger view.
Let's personalize the Squeak development environment before we go much farther along. The changes I make here are highly specific to how I like to work in Squeak. For the development example I recommend you follow along since the screen snapshots and tool features will always agree with what is written here.
You may skip over this section is you do not want to make your Squeak environment agree with mine.
To skip ahead, go to Change Sets and Projects. Otherwise, move on to Window Colors.
Back to the beginning of this example.