Some of the best clay stop motion animaton I've seen out there: Clay Animation Short: Make a Face
Easy Set-up for Stop Motion Animation with Kids | TinkerLab.com
digital animation for the iPad...from Peter H. Reynolds of The Dot and Ish fame.
Stop Motion Animation Lesson
Stop Motion Claymation
Western Spaghetti- one of my favorites to show kids when making digital art! GREAT example of stop motion animation.
Stop Motion Video // Digital Photography Lesson
Stop Motion Animation Document camera for filming with ipad
4 stop-motion apps for iPad