A variety of such puzzles can be
found at most pet supply stores, but can also easily be made from cardboard tubes, egg cartons, or anything else that will hold food that can not be dislodged or acquired without some effort on the cat's part.
A great device that allows you to throw a ball a long way, and protect your arm and shoulder, is a ball launcher, which can be
found at most pet supply stores.
Not exact matches
You can
find cleaners made for eliminating
pet odors
at most pet supply stores and some grocery
stores.
You can
find Mendota leashes
at most pet supply stores.
The good thing is that
finding a potty is not that hard to do, as
most pet stores and online
pet supply websites will carry
at least one type, none of which are very expensive.