My friends commissioned me to build storage under the open staircase in their apartment. I wanted to keep the open feeling of the staircase, so not completely build it up. And I also wanted to respect their quirky, eclectic decor and taste for natural materials. I chose a system of boxes + planks. This also made the construction process easier, as I was able to assemble the boxes separately at my apartment. For a combination of workability+price, I decided to use 3-ply spruce to construct the boxes. As the name implies, there are 3 layers of wood glued perpendicular to each other. To make clean joints, I really wanted to make the three layers wrap around the corners. So I devised a system of routering that stepped the corners according to the thickness of the plys. Of course, this kind of joinery would not have been feasible without a router. This was the first project where I used my new handheld router. I really liked the clean edges it gave. It was useful for everything f...