We always want to know “what is it?” and with SCiO’s sensor, now we can find out. Is that pill an aspirin, or a sleeping pill? Even “is that Coke, or Pepsi?” SCiO uses light to figure it out, so you always know.
Meccano’s robot is a double adventure, you can build it, and then you can program it. They had a fun and funny demo, and in 2015 they won the live event at Last Gadget.