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- EbookMagical MathematicsPersi Diaconis
- EbookUndiluted Hocus-PocusMartin Gardner
- EbookMy Best Mathematical and Logic PuzzlesMartin Gardner
- EbookCodes, Ciphers and Secret WritingMartin Gardner
- EbookRelativity Simply ExplainedMartin Gardner
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- EbookMartin Gardner's Science MagicMartin Gardner
- Ebook100 Geometric GamesPierre Berloquin
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