Search tips: Space will search X or Y, "+" will search X and Y, "-" will exclude that term from search.
34.71% of auctions linked
Search tips
Using a space will search X or Y.
"+" will search X and Y.
"-" will exclude that term from search.
34.71%
linked
"+" will search X and Y.
"-" will exclude that term from search.
Updated Nov 26, 2025
Values for auctions have been converted to USD using conversion rates from the actual date of the auction.
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Click the to link
an auction to a puzzle. |
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an auction to a puzzle. |
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| Cogas - Garret Mathias | 2025-Aug-18 | $44.00 | 7 |
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Cogas - Garret Mathias
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Aug 18 2025 |
$44.00
7 bids
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| Cogas by Garrett Mathias | 2023-Dec-16 | $130.00 | 1 |
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Cogas |
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Cogas by Garrett Mathias
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Dec 16 2023 |
$130.00
1 bids
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| The Maths Box by Doug Menzies | 2023-Jul-01 | $977.00 | 4 |
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The Maths Box by Doug Menzies
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Jul 01 2023 |
$977.00
4 bids
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| Addition and Math by Klaas Jan Damstra | 2022-Jun-19 | $114.00 | 10 |
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Addition and Math by Klaas Jan Damstra
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Jun 19 2022 |
$114.00
10 bids
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| OurGlass - Mojo Manufacturing (Garret Mathias) | 2022-Jun-18 | $42.00 | 7 |
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OurGlass |
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OurGlass - Mojo Manufacturing (Garret Mathias)
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Jun 18 2022 |
$42.00
7 bids
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| MathMaker - Philos | 2016-Feb-09 | $40.00 | 1 |
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MathMaker - Philos
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Feb 09 2016 |
$40.00
1 bids
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| Mathesis Puzzle Box - Geoff Brown | 2015-Oct-18 | $111.00 | 31 |
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Mathesis Puzzle Box - Geoff Brown
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Oct 18 2015 |
$111.00
31 bids
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| The Mathematics of Games | 2011-May-24 | $17.00 |
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The Mathematics of Games
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May 24 2011 |
$17.00
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