You can’t replace the battery in Lego’s Smart Bricks — and many of its sensors aren’t active yet

The first Lego Smart Brick sets, based on Star Wars, aren’t quite what my kids and I hoped, and I suspect much of that’s down ...
Wired

Lego’s Smart Brick Gives the Iconic Analog Toy a New Digital Brain

The new sensor-packed Smart Play Brick will land this spring as part of a special Star Wars collection. The update adds interactive lights and sound to the Lego experience—including the minifigs.