That's one way of doing it, but that's not modular at all. All the resources I posted are about modular approaches. Not necessary to use, but it is a good skill to learn, and can really help improve quality.
what level of detail are you aiming for? if this is for a tiny diorama, the rocks are fine, but if they're for first/3rd person level of detail, you'll want to look into modular level design
This Asset Pack features detailed realistic and modular Lamp Assets for usage in game, archviz and cinematic rendering. The mix between modern and whimsy designs permits versitile use for any kind of project. Modularity is simplified by using Component Meshes. Just copy-paste the Component Meshes from the Overview Level…