{ "item_title" : "Tom the Atom, Book 11", "item_author" : [" Mum "], "item_description" : "Tom-the-Atom represents the Carbon Atom, the most crucial atom in the Universe. A series of illustrated science books for children and adolescents. The young reader will become familiar with the world of atoms, which make up all the material in the Universe; the Earth, the planets, the stars, and you and me. The young reader is invited to become part of the World of Atoms and to develop his/her understanding of how atoms form everything. Tom the Atom, Book 11: A day at the museum: Mary and her friends discover the Earth's crust and its materials Mary and her classmate visit an exhibit at the Lawrence Hall of Science in Berkeley, California. The Earth's crust is mainly made by atoms forming large agglomerate or molecules (chemically bonded, primarily by covalent bonds) comprised of atoms. In the Earth crust, we find Minerals (the same type of atomic-compounds, usually forming pretty crystals), Rocks (a combination of two or more minerals), and Metallic-Ores (collection of pure Metal atoms held together by metallic or covalent bonds).", "item_img_path" : "https://covers1.booksamillion.com/covers/bam/9/79/867/007/9798670074032_b.jpg", "price_data" : { "retail_price" : "14.41", "online_price" : "14.41", "our_price" : "14.41", "club_price" : "14.41", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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