world challenge pieces

[imre]

2 questions

1. are all the map pieces from different worlds give like the same list of items? or different?

2. what are the names of the complete map pieces?
is it just like

World Challenge Piece Space Station 1.1
World Challenge Piece Space Station 1.2
till
World Challenge Piece Space Station 1.9

and thats it?

[arogance1]

The pieces go from 1.1 to 1.20

[imre]

thanks