{ "item_title" : "The Science of Toys", "item_author" : [" M. Schottenbauer "], "item_description" : "This book contains graphs showing the force applied over time as blocks and dominoes are pushed on flat and inclined planes. Analyses include both wood and metal surfaces. Graphs can be used to calculate velocity, force, friction, work, potential energy, and kinetic energy. These data can be used for lesson plans by teachers and parents.", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/1/49/528/608/1495286088_b.jpg", "price_data" : { "retail_price" : "8.00", "online_price" : "8.00", "our_price" : "8.00", "club_price" : "8.00", "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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