Feature

  1. Do You Know about Magnets?

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  2. Maya Pyramid in Mexico

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  3. Life Extension Valuable

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  4. Nature Ramblings: Starfish and Sea-Urchins

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  5. Back Matter

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  6. New Fossil Porpoise

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  7. Heat from Heart Beat

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  8. Anniversaries of Science

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  9. Star Games

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  10. A Wineglassful of Brains

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  11. Mental Disease in Children

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  12. Children’s Work at the Brooklyn Botanic Garden

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