{ "item_title" : "Motion", "item_author" : [" Peg Nazari Marson", "Ronald Jay Marson "], "item_description" : "Observe, analyze and graph motion: from ambulation, to acceleration, to colliding marbles. Study objects in orbit and in free-fall. Make jet straws, catapults, and more. Mass, inertia, balanced and unbalanced forces, acceleration, action and reaction all make sense. Thank Newton for all this fun ", "item_img_path" : "https://covers4.booksamillion.com/covers/bam/0/94/100/898/0941008983_b.jpg", "price_data" : { "retail_price" : "24.95", "online_price" : "24.95", "our_price" : "24.95", "club_price" : "24.95", "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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