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Bill's Baffling Burr - written up in Scientific American in 1985 | $75 | Available now |
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U-Nam-It Burr - unusual disassembly method | $60 | Discontinued |
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Love's Dozen (3-wood) - highest level possible, 12 moves required to remove the first piece | $75 | Available now |
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Computer's Choice Unique-10 - unique level-10 solution - highest possible | $75 | Available now |
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Mega Six - unique level-10 solution - alternate design by Mr. Puzzle | $40 | No current plans |
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Computer's Choice 3-Hole - level-7: record for 3 holes | $60 | No current plans |
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Computer's Choice 4-Hole - level-8: record for 4 holes | $60 | No current plans |
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Programmer's Nightmare - The computer won't find this solution! | $60 | May be available in 2020 |
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L5 Notchable - an interesting unique level 5 notchable | $55 | May be available in 2020 |
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Piston Puzzle - unique level-9 by Peter Marineau | $60 | May be available in 2020 |
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Bill's Ball Bearing Burr - 2 ball bearings inside add a new challenge | $60 | May be available in 2020 |
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Computer's Choice 5-Hole - level-9: record for 5 holes | $60 | No current plans |
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L46AA Notchable - 10 moves, highest level for notchable | $45 | No current plans |
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Eight is Enough - (IPP29) level-8 6-piece burr | $45 | No current plans |
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139 Burr - (IPP10) lots of movement, but... | $35 | No current plans |
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Explode-A-Burr - (IPP13) 6 identical pieces and no holes | $35 | Discontinued |
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Love's Dozen - highest level possible, 12 moves required to remove the first piece | $60 | Discontinued |
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JA6PB (Just Another 6-Piece Burr) - (IPP17) - looks like a 6-piece burr, but... | $45 | Discontinued |
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Holey Astigmatism - (IPP14) - no, you don't need new eyeglasses | Discontinued | |
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The Skew Burr - (IPP12) a 6-piece burr with a trick solution | Discontinued |
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