How Long Does It Take?

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    How Long Does It Take to Make a Diamond?

    Paperback
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    How Long Does It Take to Make a Fossil?

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    How Long Do Stars Last?

    Paperback
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    How Long Does It Take for Trash to Decompose?

    Paperback
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    How Long Is the Water Cycle?

    Paperback
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    How Long Does It Take to Make a Fossil?

    Hardcover
    $23.99
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    How Long Is the Water Cycle?

    Hardcover
    $23.99
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    How Long Do Stars Last?

    Hardcover
    $23.99
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    How Long Does It Take?

    Other
    $134.35
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    How Long Does a Redwood Tree Live?

    Paperback
    $6.36
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    How Long Does It Take?

    Other
    $38.16
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    How Long Does It Take for Trash to Decompose?

    Hardcover
    $23.99
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    How Long Does It Take to Make a Diamond?

    Hardcover
    $23.99

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