This website by the USA Wheat Foods Council tracks wheat from the field to the fork.
(click image for full story online)
This is in the form of an interactive graphic presentation in which you choose your wheat variety and watch it being “planted and growing”. After the wheat has grown (the stage where I am now) you have to wait for an email to enter the next stage.
Not really a good idea if you don’t have band width and not really high tech but you always learn a bit! Lets see what the next stages offer.
You are probably better of visiting the wheat page on Wikipedia if you want quick but quite extensive background.