Earthquakes (Smithsonian-science)
Kindle电子书
US$8.99
Franklyn Branley was Astronomer Emeritus and former Chairman of the American Museum-Hayden Planeterium. In 1960, he originated the Let’s–Read–and–Find–Out Science series, dedicated to explaining science to young children and encouraging them to explore their world. Dr. Branley is the author of over 150 science books for children.
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