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'A Maze of Directions' printed from http://nrich.maths.org/
This was a very challenging question but you
took it in your stride! William from Stradbroke Primary said:
If you move the mouse up the blue circle will go down and if you
move the mouse down the blue circle goes up but it is not
completely opposite because when you move the mouse left it will go
that way and if you move the mouse right the blue circle will go
Well noticed, William. Rishi explains:
The path of the yellow ball is the horizontally flipped version of
the blue ball.
Harry from Culford Prep sent in an image of
the two paths so we can see that Rishi's answer is correct, but the
path of the yellow ball is just moved over to the left too: