A Lexington parent and his robot plan to change the way children learn to code. Zivthan Dubrovsky, who runs the robotics lab at Harvard’s Wyss Institute, and his team have spent the better part ...

But the barrier to exit is really high. You can keep on learning and learning until the robot breaks down.” It works like this: After you tap a few commands into LocoRobo’s app, two things happen.

Straight out of the box, Anki’s adorable robot Cozmo plays games, fist bumps, and uses its big, blue digital eyes to convey convincing emotional range. And its brain uses machine learning, so it ...