(11-27-2020, 10:54 PM)Super Wrote: Is the lower of the higher 2 part slope the same piece as the 1 piece as the low slope?
No. It is just a stackable base without embedded tracks.
(11-27-2020, 10:54 PM)Super Wrote: And can the slopes be stacked even higher?
Yes, as the base is basically just a stack on curve block, it is definitely possible.