Six-Piece Burr

The Six-Piece Burr from Tea-Sip is a wooden interlocking puzzle: six uniquely shaped pieces that lock into one perfect configuration with no glue and no screws. Taking it apart is the easy part — rebuilding it is the real test. Also known as the Chinese interlocking lock, it suits puzzle collectors and anyone who wants a screen-free challenge in patience and precision.

Specifications

How It Plays

Your fingers hunt for the key piece first — the one with the L-shaped protrusion. Rotate it 180 degrees upward and the whole structure lets go at once, dropping six loose wooden pieces into your palm. Any novice can manage this part, which is exactly how the puzzle lures you in.

Reassembly is where the thinking starts. Cross the center pieces to form your foundation, insert the key piece with its opening facing right (you need that clearance for the final rotation), then slide the vertical and horizontal pieces into place to build the tension locks. Most people get stuck on the key piece’s orientation: an insertion that looks correct will silently block the last move and send you back to square one. The aha moment is the final downward turn, when the loose bundle suddenly engages as one rigid block — wood and geometry doing the work of a lock.

Who It’s For

Part of Tea-Sip’s wooden puzzles collection, this burr suits anyone who thinks with their hands: puzzle collectors adding a classic interlocking design to the shelf, and anyone after a screen-free exercise in patience and precision. Disassembly is instantly rewarding while reassembly demands real understanding, so it also works as a pass-around challenge.

FAQ

How long does it take to solve?

Taking it apart is quick — a first-timer can twist the key piece and watch the structure collapse. Reassembly is where the time goes: the six pieces fit together in only one configuration, so each failed attempt narrows the sequence until it clicks.

What if I get stuck?

Rebuild from the foundation: cross the center pieces, insert the key piece with its opening facing right, add the vertical and horizontal pieces to set the tension locks, then make the final downward turn. Following that exact order resolves most dead ends.

Is it suitable for children?

The pieces are solid wood held together by geometry alone — no glue, no screws. Disassembly is easy enough for a novice; the reassembly sequence demands patient, precise orientation, so younger solvers may want an adult alongside for the rebuild.

Can it be reset and replayed?

Yes, indefinitely. Nothing is glued or fastened, so the six pieces separate completely and reassemble into the same solid block every time. That repeatability is why Tea-Sip lists it under wooden puzzles: solve it, scramble it, pass it on.

Keep exploring: Wooden Puzzles · Sphere Morphs Into Cube · The Barrel Luban Lock