{"product_id":"addon-rubrics","title":"Add-on 1 — Grade It Without Guessing (Rubric Pack)","description":"\u003cp\u003e\u003cstrong\u003eEight rubric families × four levels, mapped to all 365 builds.\u003c\/strong\u003e Includes the two physics-specific ones nobody hands you: \u003cem\u003esealing a hydraulic circuit\u003c\/em\u003e and \u003cem\u003ewiring a circuit\u003c\/em\u003e. Comes with the printable record sheet, so you grade the build standing on the desk instead of inventing criteria at 11pm.\u003c\/p\u003e","brand":"Physics Made Hands-On","offers":[{"title":"Default Title","offer_id":57450579984550,"sku":null,"price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/6595\/5238\/files\/ph_up1_62aedb9c-dcca-4894-a774-e967f1fab16b.png?v=1789781646","url":"https:\/\/physics-2026.myshopify.com\/products\/addon-rubrics","provider":"My Store 10","version":"1.0","type":"link"}