{"product_id":"coffee-calculus-keyring-a-fun-maths-teacher-gift","title":"Coffee Calculus Keyring – A Fun Maths Teacher Gift","description":"\u003cp data-start=\"695\" data-end=\"943\"\u003eA fun and thoughtful gift for any maths teacher who loves a good coffee!\u003cbr data-start=\"767\" data-end=\"770\"\u003eThis unique keyring features a creative “Coffee Calculus” design — showing the journey from coffee beans (f(x)) to ground coffee (f′(x)) to a perfect cappuccino (f″(x)).\u003c\/p\u003e\n\u003cp data-start=\"950\" data-end=\"1057\"\u003eIdeal as an end-of-year thank you or a small token of appreciation for a teacher who’s gone the extra mile.\u003c\/p\u003e\n\u003cp data-start=\"950\" data-end=\"1057\"\u003e✔ Perfect end-of-year teacher gift\u003cbr data-start=\"1011\" data-end=\"1014\"\u003e✔ Great for students on a budget\u003cbr data-start=\"1048\" data-end=\"1051\"\u003e✔ Ideal for exam thank-yous \u0026amp; extra help\u003cbr data-start=\"1093\" data-end=\"1096\"\u003e✔ Comes ready to gift with backing card\u003cbr data-start=\"1137\" data-end=\"1140\"\u003e✔ Designed in Ireland 🇮🇪\u003c\/p\u003e","brand":"Mrs Maths Ireland","offers":[{"title":"Standard -\u003e €4.99","offer_id":55522046771540,"sku":null,"price":4.99,"currency_code":"EUR","in_stock":true},{"title":"Personalised -\u003e €5.99","offer_id":55522046804308,"sku":null,"price":5.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0601\/8364\/2334\/files\/IMG_20260411_210909.jpg?v=1775938366","url":"https:\/\/mrsmathsireland.com\/products\/coffee-calculus-keyring-a-fun-maths-teacher-gift","provider":"Mrs Maths Ireland","version":"1.0","type":"link"}