We talked about it before: if it is soon too cold to drive and tinker, we can still keep busy. By, for example, putting our dream world in a diorama.
There are sets on the market (that have been) that provide a perfect basis for shape (s) and.
You may find them at trade shows and at specialty stores.
And there you can usually also find the 'preconditions' that you can almost really imitate on such a set up
(thanks to Adams World from Laren for the photo model)