{"catalog_name":"World Products","variant":"c","item":{"handle":"m4x-10001398897","title":"Educational Wheel and Axle Model Interactive Wheel and Axle Demonstrator Simple Machine Lightweight for Teachers, Students, School","category":"Curated goods","category_name":null,"category_gid":null,"product_type":null,"vendor":"World Products","price":"$2.50","currency_code":"USD","availability":"in_stock","inventory_quantity":0,"sku":"dcd-30003969774","barcode":null,"variant_title":"Wheel and Axle","selected_options":{"Style":"Wheel and Axle"},"description":"Educational Design: This purpose-built teaching model features a light yellow circular wheel assembly and a silver metal axle rod, designed to visually demonstrate the fundamental principles of mechanics.Two-partWheel Mechanism: As a highly effective physics model, it showcases a large wheel and a smaller wheel mounted together on a single shaft, allowing students to observe rotational force and leverage in action.Sturdy Construction: This sturdy mechanics model is built with a smooth molded finish and features round cutouts in the wheel faces, ensuring reliable performance during repeated classroom demonstrations.Exact Dimensions: The wheel and axle model is engineered with a large wheel diameter of 12.8 cm, a small wheel diameter of 6.5 cm, an axle length of 10 cm, and a lightweight design of 154 g for easy handling.Interactive Learning: This hands-on wheel and axle apparatus is perfect for junior middle school physics experiments, helping students grasp complex mechanical concepts through direct observation.","image_url":"https://cdn.shopify.com/s/files/1/0807/5486/8463/files/1ec5c7a0-9803-46e7-bfcb-21e17bc70128.jpg?v=1787541589","href":"/product/m4x-10001398897.html","buy_url":"https://uecyem-u1.myshopify.com/products/m4x-10001398897","buy_url_source":"shops.shop_domain + product.handle","seller_name":"uecyem-u1.myshopify.com","seller_url":"https://uecyem-u1.myshopify.com/","return_policy_url":"https://uecyem-u1.myshopify.com/policies/refund-policy","media":[{"url":"https://cdn.shopify.com/s/files/1/0807/5486/8463/files/1ec5c7a0-9803-46e7-bfcb-21e17bc70128.jpg?v=1787541589","alt":null,"position":0}],"related":[{"handle":"fuzzy-ribbed-texture-round-neck-long-sleeve-top","title":"Fuzzy Ribbed Texture Round Neck Long Sleeve Top","category":"Clothing Tops","price":"$28.99","image_url":"https://cdn.shopify.com/s/files/1/0560/7283/1181/files/3f04b3d588168b5e.jpg?v=1788078601","sku":"LC25229717-P1010-M","href":"/product/fuzzy-ribbed-texture-round-neck-long-sleeve-top.html"},{"handle":"wp-dcd-10001128792","title":"Shock Absorbing Padded Bike Saddle Cover Extra Soft Bike Seat Cover Breathable Silicone Two-Wheeler Seat Pad Ergonomic Design for Cyclists","category":"运动","price":"$0.97","image_url":"https://cdn.shopify.com/s/files/1/0807/5486/8463/files/cea9253f-f3ac-47bb-94a5-75637fb63ef3.jpg?v=1786028640","sku":"dcd-30002905586","href":"/product/wp-dcd-10001128792.html"},{"handle":"sunflower-be-happy-tank-top-floral-summer-casual-tank-top","title":"Sunflower \"Be Happy\" Tank Top — Floral Summer Casual Tank Top","category":"Tank Tops","price":"$43.43","image_url":"https://cdn.shopify.com/s/files/1/0678/1743/9541/files/1240178120409631014_2048_custom.jpg?v=1787812920","sku":"14898063882619975085","href":"/product/sunflower-be-happy-tank-top-floral-summer-casual-tank-top.html"},{"handle":"mineral-wash-ribbed-button-drawstring-neck-hooded-sweater","title":"Mineral Wash Ribbed Button Drawstring Neck Hooded Sweater","category":"Hoodies","price":"$37.99","image_url":"https://cdn.shopify.com/s/files/1/0560/7283/1181/files/5889743f9e082d5b.jpg?v=1788078578","sku":"LC2727505-P509-S","href":"/product/mineral-wash-ribbed-button-drawstring-neck-hooded-sweater.html"}]}}