The table is like a solid cube. Until it opens It has a flat service when it is closed or not, which is a characteristic of a table. Either way it is a table. it could be a side table when it looks like a cube or dinner for two when you pull it apart.
Stool by Dmitry Kutlayev, via Behance has six peaces off wood all slotted together, well maybe the legs are joint by dowels or it could be a lap joint or a miter with wood spline, or just slots in general.