My kids have been really getting into building stuff out of these magnetic tiles. You can build all kinds of cool stuff like houses, cakes or cars. However, it dawned on me today that I don't understand how they work.
There's a square tile that likely has in order a Nth and a Sth pole. It should stick with another square that has in order a Sth and Nth:
NS
SN
The thing I can't figure out is when you flip one of the squares it still sticks:
NS
NS
They WON'T stick when you try to stick one magnet from one side with another from the other:
Would apprentice the explanation!