{"product_id":"is-it-smooth-or-rough-9781977131812","title":"Is It Smooth or Rough?","description":"A piece of silk is smooth. Tree bark is rough. Why are some objects smooth and others rough? Find out in this series about materials and their properties. Informative, at-level text and engaging photographs help readers understand the differences between smooth and rough objects.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eBinding Type:\u003c\/b\u003e Hardcover\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Pebble Books\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 08\/01\/2021\u003cbr\u003e\u003cb\u003eISBN:\u003c\/b\u003e 9781977131812\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 24","brand":"Lisa J. Amstutz","offers":[{"title":"Default Title","offer_id":40494117322933,"sku":"9781977131812","price":25.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/0804\/6492\/products\/img_8babaa0a-71ec-4900-8473-6c91c5cba8f6.jpg?v=1626157984","url":"https:\/\/pastforward.org\/products\/is-it-smooth-or-rough-9781977131812","provider":"Past Forward","version":"1.0","type":"link"}