It is still a brick, but now the brick has timing.
Lego Smart Play Review: The Brick Has Begun Announcing Itself
Lego's light-and-sound smart brick adds responses to physical play, giving one small block enough confidence to become a spokesman.
By Dr. Veda Sill, Science and Technology Correspondent
TOY LAB - Published June 6, 2026 at 1:58 PM CDT

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Lego Smart Play adds lights, sounds, and interactivity to ordinary building play. The idea is that a brick can respond to what children build around it. The result is charming. It is also the first time I have looked at a toy brick and wondered whether it had been waiting for press credentials.
The beauty of Lego has always been silence. A brick does not tell you what it is. It accepts employment as a wall, spaceship, dinosaur, courtroom, sandwich counter, or object whose purpose was decided by a child at 7:12 p.m. Giving one brick electronics changes that labor relationship. Now the brick reacts. It has presence. It may have notes.
Used well, this could make play more theatrical without replacing imagination. Lights and sounds can reward a build, suggest a scene, or make a little world feel alive. Used poorly, it could turn a tower into a customer-service kiosk. The line is thin and yellow.
I respect any toy that lets physical construction stay central. The smart brick is not an app wearing a childhood costume. It is still a brick. But when it lights up, I sense it wants to call the next meeting.
Source note: TechRadar selected Lego Smart Play as a CES 2026 toy standout, noting its light and sound responses in physical Lego play.
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