Free Plan: Quarter-Circle Corner Shelf

Four curved shelves, every screw hidden. Fits any corner.

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  • PDF plan
  • Material & cut list
  • Step-by-step instructions
Finished oak quarter-circle corner shelf mounted in a room corner with no visible hardware

Every room has that one awkward corner. Too small for furniture, too open to leave empty. Most people just let it sit.

This shelf fills it. Four quarter-circle shelves screwed onto two vertical strips. Every screw goes on the wall-side face, so from the front you see clean curves and nothing else. The original design is from 1909 and used oak for under a dollar in materials. Today you're still under $10, and it looks like it came from a furniture store.

The curve is what sells it. It reads like real joinery work, but it's a shape you trace and cut, not a joint you fight. No mortises, no dowels, no clamping. A beginner can finish the whole thing, and the template is why.

Project at a Glance

Difficulty
Beginner
Main materials
3/4" oak or poplar (two vertical strips approx. 3/4 x 2 inches, four quarter-circle shelf boards), wood screws, glue, stain or oil finish
Build time
One shop day, plus finish
Tools needed
Jigsaw or coping saw, drill with countersink bit, screwdriver, orbital sander, clamps, level, a piece of cardboard or scrap for the curve template
Note
All screws sit on the back (wall-side) face, so nothing shows from the front. Countersink them so the shelf mounts flat.

Before you cut: make the template first

The whole look depends on the four curves matching. So don't mark each shelf by hand. Make one quarter-circle template out of cardboard or scrap, then trace all four shelves from that one template. Cut a hair outside the line with the jigsaw and sand down to the line. Stack the four shelves together after sanding and check that the curves line up. If one is off, your eye goes straight to it once the shelf is on the wall. For mounting: countersink every screw on the back face so the heads sit below the surface and the vertical strips pull tight to the wall. Mark your screw spots before you drill. From the front, the reader should see four clean curves and not a single fastener.

You came here for a corner shelf. That's one clean, functional build, and the template trick makes the four curves manageable by hand.

But the template only works if the cutting and the sanding do. Cut a hair outside the line, sand down to it without rounding the edge, keep the four stacked and true. That is technique, and it is the same technique behind every curve and every joint you cut after this one.

What the book actually covers

The part the plan leaves out

A plan tells you what to cut. It does not tell you why the glue-up cupped overnight, why the stain went blotchy on the end grain, or why the drawer that fit in July sticks in January. That is technique, and it is the same on every project. That is what four matching curves ask of you, and every project after this one asks for more of it.

The book covers layout, cutting, joinery and finishing in plain language, for a home shop with a few tools or a full one. It is a printed book, not a course, and it stays on the bench.

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Also worth a look: the next project, already drawn

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