The robot, a pair of disembodied arms with crablike pincers at the end, wasn’t supposed to pick up the bag. It had been told to do a single tedious job: open plastic bags on a conveyor belt and stuff ...

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Which LEGO robot kit is best? LEGO has been making childhood toys for more than 50 years and now even offer kits that allow your child to build a robot. These sets encourage young kids to explore and ...