{"product_id":"9781553197898","title":"Simple Machines Gr. 5-8","description":"\u003cp\u003eJust how simple are simple machines? Our resource makes these machines simple to teach and easy to learn. Understand that work is when a thing moves in the direction that a force is acting on it. Conduct an experiment with first-class levers to study distance and force. Explain how a wheel and axle can be used as a lever. Identify the three different kinds of pulleys. Find the resistance force when walking up an inclined plane. Figure out the direction of the effort force when using a wedge to split a log. Explain how a screw is a kind of inclined plane. Visit a hardware store to find as many simple and complex machines as possible. Aligned to the Next Generation State Standards and written to Bloom's Taxonomy and STEAM initiatives, additional hands-on experiments, crossword, word search, comprehension quiz and answer key are also included.\u003c\/p\u003e","brand":"Classroom Complete Press Ltd","offers":[{"title":"Default Title","offer_id":47161799016688,"sku":"9781553197898","price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781553197898_p0.jpg?v=1763753804","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781553197898","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}