תוצאות חיפוש - Markle, Sandra

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    Digging deeper : investigations into rocks, shocks, quakes, and other earthy matters /

    Digging deeper : investigations into rocks, shocks, quakes, and other earthy matters / מאת Markle, Sandra

    יצא לאור 1987

    Discusses various aspects of geology, such as plate tectonics, erosion, and mineral resources. Includes related experiments and activities.

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  2. 2
    The kids' earth handbook /

    The kids' earth handbook / מאת Markle, Sandra

    יצא לאור 1991

    Presents activities and experiments which demonstrate how living things interact with each other and the environment. Includes instructions for making miniature ecosystems.

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