Unfortunately I am yet to see evidence of these new "coding robots" actually providing educational benefit, they seem to be more of a distraction from the fundamentals of maths and science, and an even greater burden on an already stretched education system budget.
Perhaps children aged 6 should be focused on reading and writing rather than worrying about Moravec's paradox on a $200 bleeping pile of plastic.
I found its spiritual predecessors, the Turtle and the Roamer, and the programming language LOGO, to be helpful in learning maths and programming at an early age. I then moved to BASIC. Then Pascal, then Delphi.
YMMV, but ask geeks who grew up in the UK during the late eighties and early nineties and see what their opinion is.
Maybe it's less important now that things like Minecraft are so much more immersive than the tools we had "back in the day", but I wouldn't discount it so easily.
Perhaps children aged 6 should be focused on reading and writing rather than worrying about Moravec's paradox on a $200 bleeping pile of plastic.