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變輕為重的奇術,
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心算天才的盲人, A blind arithmetics genius
Keywords: mathematics, the strange,
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變形的山薯和蘿蔔, Oddly shaped mountain yam and radish
Image
奇怪的山薯和紅蘿萄 Strange potato and carrot
Article
變輕為重的奇術,
Article
心算天才的盲人, A blind arithmetics genius
Keywords: mathematics, the strange,
Article
變形的山薯和蘿蔔, Oddly shaped mountain yam and radish
Image
奇怪的山薯和紅蘿萄 Strange potato and carrot