{ "item_title" : "The Gadgeteers", "item_author" : [" Patrick Jones "], "item_description" : "The Gadgeteers: The Wedge That Wouldn't Work(Book5 in The Gadgeteers Series) A jamming door. A real-world mystery. And a team of curious kids ready to fix it. When a worn-down wedge no longer holds the classroom door open, the Gadgeteers step in. Maya, Leo, Sasha, and Benji investigate why the small wooden wedge fails-even causing disruptions during class. Using science, strategy, and teamwork, they test different shapes, materials, and angles to build a better wedge. With hands-on experiments, clear explanations, and a glossary of key terms, this upbeat STEM mystery helps young readers learn how a simple machine makes life easier.Perfect for ages7-10 (grades2-4)Explores wedges, angle, friction, and mechanical advantageEncourages critical thinking and real-world problem solvingIdeal for classrooms, homeschool, and budding engineersThey triumph in their mission, earning praise from the principal-and discovering a broken windmill gear waiting at the garden door. The Gadgeteers are ready for their next adventure", "item_img_path" : "https://covers2.booksamillion.com/covers/bam/9/79/829/304/9798293043705_b.jpg", "price_data" : { "retail_price" : "9.99", "online_price" : "9.99", "our_price" : "9.99", "club_price" : "9.99", "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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