LAS VEGAS—The Ozobot, a new intelligent game piece for the iPad, is really, really good at following directions: He never wanders off, turns around when you tell him to, and can change pace quickly.

There are plenty of robot gadgets, like the Sphero 2B, creating new ways to play. However, I came across a product recently that takes the physical-electronic play space in a fresh direction: Ozobot.

There are always a few high-tech toys on display at the Consumer Electronics Show (CES) in Las Vegas, and this year is no exception. Perhaps the most charming is Ozobot, a tiny robot that follow lines ...

The Ozobot robots are looking to cross the bridge between digital and physical gaming worlds, all while adding a charming bit of randomness to the occasion. Freelance writer Amanda C. Kooser covers ...