There are a fair number of Smalltalk tutorials on-line, though they vary in quality. (Please add your ratings here.)
-
On this Wiki: SmalltalkTutorial (might could use some improvement?)
-
On VisualWorks's Wiki: http://wiki.cs.uiuc.edu/VisualWorks/Tutorials+and+courses
-
On SqueakSmalltalk's site: http://squeak.org/documentation/index.html
-
On DolphinSmalltalk's site: