...which is pretty much all of the "quick-set" ones. Unless you are really confident with that kind of thing, you might try picking up one of the tubes that come with one or two of the precision applicators, or else pick up a handful if you think you will find them useful for other things.the model is made of Cyanoacrylate so any superglue using that should work.
Your approach is going to depend on whether or not it broke clean at a seam between two "blocks," or through the body of one of the blocks themselves.
--Patrick