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 ...

Small speakers hum as two "Star Wars"-themed Lego lightsabers clash. Lights beam from the top of a Lego-built airplane. A roaring engine sound kicks in as multiple vehicles race across the floor. It's ...

Or perhaps you saw Mashable's own CES coverage of the unveiling, when Lego made its first appearance at the world's biggest technology convention to officially announce Smart Play and Smart Bricks.

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Credit: Lego / YouTube By ...