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2018 is nearly over, but we still think this 2018 World Architecture Calendar is a lovely item.
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| | This book, republished in July 2010, explores the mathematics of solving the Rubik's Cube. 'The best book yet written - or likely to be written -... |
| | Written by Jerry Slocum and Jack Botermans, with an introduction by Martin Gardner, the book looks at a wide range of mechanical puzzles, and... |
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