Yakov Perelman

Astronomy for Entertainment (Paperback)
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Geometry in the open air (Paperback)
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Entertaining science stories (Paperback)
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Mechanics for fun (Paperback)
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Arithmetic for fun (Paperback)
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Space travel (Paperback)
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Physics at every step (Paperback)
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Entertaining physics problems (Paperback)
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La geometrie en plein air (Paperback)
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101 Puzzles (Paperback)
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