To copy Yoduvh Essentials' design, you'll need two Jot Frameless Chalkboards, three 8-by-10 frames in silver, four packs of Crafter's Square DIY ... shelves will sit on each wall of the corner.
Create a smaller table or countertop version of a corner shelf using pallet wood for the vertical supports. Build two sides that fit snugly together using pilot holes and wood screws, or by miter ...