I am not sure how good this is, but here is the link for anyone who is
interested:

http://www.kurtz-fernhout.com/features.htm

This is the caption, plus more is on the page, "What can you learn with
Garden with Insight? As much as you want to! GWI is designed so you can
learn about gardening at three different levels. "

I am going to try and will let you all know what I think (being a fan of
freeware).