Viacom’s new My Nick Jr. lets parents program a channel – an attempt to hold more viewers on television.

The children's cable network needs some hero to save it from falling ratings, and it's betting on a new Teenage Mutant Ninja Turtles. But how much of the '80s can you bring back?

The cartoon character is a huge cash cow for Nickelodeon, but are there signs that SpongeBob is falling out of favor with kids?

The children's channel has been on top for 16 years but has felt a sudden, unexpected drop in ratings in the last few months.

This is turning into a fiasco. Viacom has blocked shows from MTV, Nickelodeon, and Comedy Central from Google TV devices. No Jersey Shore, no Jon…