We've only played this on a laptop, but Virulent (http://itunes.apple.com/us/app/virulent/id438485177?mt=8) is a free iPad app. It's a fun learning game where you get to be a virus attacking a cell.

[Edited because I can't spell this early in the morning.]

Last edited by MidwestMom; 07/26/11 04:37 AM.