Usually not too much here, but there's often at least something of note.
North American e-Reader with four games: http://www.ebay.com/itm/-/322650260658?
I'm also selling Super Mario Advance 4 carts with most of the e-Reader content scanned in here: http://www.ebay.com/itm/Japanese-Super-Mario-Advance-4-with-e-Reader-Levels-and-Switches-/322644537495? and here: http://www.ebay.com/itm/-/322646678822? Read more about their content in the descriptions and here: http://www.famicomworld.com/forum/index.php?topic=13644.0
Bump