Level 5 puzzles are designed for expert solvers and collectors who want the ultimate challenge. These brain-bending puzzles can take days or weeks to crack and often feature deceptive designs, hidden tools, and multi-layered steps. What to expect: Advanced sequential discovery puzzles, multi-step secret boxes, and high-difficulty puzzles.
Quartet Cast Puzzle - Very Hard Puzzle
$19.99
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Mission Impossible - IQ Puzzle For Adults
Starting at $40.99
Japanese Interlocking Ladder Puzzle
Starting at $48.00
PLD Puzzle Box
$72.00
Japanese Crystal Puzzle - 51 Piece Japanese Interlocking Puzzle
Starting at $48.00
Lock 64 - Coding puzzle
$68.00
Kubiya Gift Card
Starting at $25.00
3D Pentomino Chess Cube Puzzle
$40.00
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-20%
Hanayama Hardest Puzzle Set - Master the Impossible
$188.00
$235.89
10 Move Burr Puzzle - Piston Aluminum Burr
$112.00
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-10%
Puzzle Pro - Level 10 Metal Puzzle Set
$72.85
$80.96
Quaternary Box - 1,536 Step Karakuri Puzzle Box
$1,448.00
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