{"product_id":"henry-hopkins-the-teacher-s-manual-of-exercises-in-mental-arithmetic-a-key-to-the-pupil-s-manual-of-mental-arithmetic-9781175306784","title":"The Teacher's Manual of Exercises in Mental Arithmetic, a Key to the Pupil's Manual of Mental Arithmetic","description":null,"brand":"Nabu Press","offers":[{"title":"Default Title","offer_id":53743767912790,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0925\/5829\/5382\/files\/product_image_9781175306784_1.jpg?v=1781787119","url":"https:\/\/www.momoxbooks.com\/products\/henry-hopkins-the-teacher-s-manual-of-exercises-in-mental-arithmetic-a-key-to-the-pupil-s-manual-of-mental-arithmetic-9781175306784","provider":"momoxbooks","version":"1.0","type":"link"}