Mini Japanese Ball Puzzle - Six-Piece Wooden Burr Brain Teaser for Adults & Teens

Six precision-cut wooden pieces interlock into a compact geometric ball. Find the key piece and the movement that releases it, then work through the sequence to take the puzzle apart. Rebuilding it is a second challenge: every piece must return in the correct orientation and order.

Find the Key Piece, Then Rebuild the Ball

This burr-style mechanical puzzle uses a key-piece, slide-and-lock mechanism. The pieces restrict one another, so one movement creates room for the next rather than letting you pull each piece out independently. Observation, sequence, and orientation are central to both halves of the challenge.

During disassembly, the assembled structure gives you clues about where each piece belongs. Once all six pieces are separated, those clues disappear, making reconstruction potentially harder than taking it apart. After solving it, reset the puzzle and pass it to another player.

The assembled wooden structure can sit on a desk or shelf between attempts. Its compact format suits a short puzzle break, and you can put it down and return to the challenge later. Recommended for adults and teens ages 12 and up, including newcomers to interlocking puzzles.

Choose Small at 2 × 2 × 2 inches, Medium at 2.5 × 2.5 × 2.5 inches, or Large at 3 × 3 × 3 inches.

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Specifications

• Puzzle type: Burr-style interlocking mechanical puzzle
• Material: Wood
• Pieces: Six precision-cut pieces
• Challenge: Disassemble completely and rebuild the original form
• Mechanism: Key-piece / slide-and-lock
• Small: 2 × 2 × 2 inches
• Medium: 2.5 × 2.5 × 2.5 inches
• Large: 3 × 3 × 3 inches
• Reusable: Yes
• Recommended age: 12+