{"product_id":"9780448089195","title":"The Disappearing Floor (Hardy Boys Series #19)","description":"\u003cp\u003eOnce again Frank and Joe Hardy take on a puzzling case when their famous detective father asks the boys to assist him in tracking down a notorious jewel thief and his accomplices. The trail leads to the outskirts of the Hardys’ home town and to a weirdly guarded mansion on the old Perth estate. With their pal Chet Morton, the brothers must tackle the mystery of the mansion heir’s sudden death. A disappearing floor, a huge, savage-looking, hound, a galloping ghost, and a college professor’s startling invention are just a few of the strange elements that complicate the boys’ efforts to solve both mysteries.\u003c\/p\u003e","brand":"Penguin Young Readers Group","offers":[{"title":"Default Title","offer_id":47012722639088,"sku":"9780448089195","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9780448089195_p0.jpg?v=1763703298","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9780448089195","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}