Lego has shown off its most tech-packed brick yet at CES 2026—a 2x4 smart brick crammed with sensors, speakers, and LED lights that brings sets to life through sound effects and interactive features.

A yellow LEGO duck had another LEGO block with a black body and transparent material attached to it. After shaking the duck 2-3 times, a yellow light—matching the duck’s color—turned on in the ...

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.