The new Smart Play sets come with motion sensors, lights and sound. But does the legendary building system actually need this ...

When you think of Lego video games, your mind likely jumps to one of the numerous Lego films or franchise spin-offs. Maybe The Lego Movie games, or Lego Harry Potter, Lego Batman, or Lego Star Wars.

While the Lego Group has dipped its toes into tech waters before, the company hasn’t strayed far from its analog roots. But on Monday, the 94-year-old company unveiled a new product line that embraces ...