I also didn't find the actual tutorials below the fold at first. I thought we were supposed to start at the big game, which is rather complex for novices.
Consider placing the main/default path at the top of the page (start your first lesson, a la Codecademy) and below that (but still above the fold) 3 or 4 examples inside small squares of the kind of programs you can write (possibly starting points for more advanced students).
Consider placing the main/default path at the top of the page (start your first lesson, a la Codecademy) and below that (but still above the fold) 3 or 4 examples inside small squares of the kind of programs you can write (possibly starting points for more advanced students).