{"product_id":"rokr-wooden-3d-puzzle-building-kit-real-optical-microscope-with-40x-400x-magnification-stem-science-toy-for-students-and-adultsst005","title":"ROKR Wooden 3D Puzzle Building Kit, Real Optical Microscope with 40X-400X Magnification, STEM Science Toy for Students and Adults(ST005)","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1. REAL OPTICAL EXPERIENCE: This is not just a model – it's a working microscope! Equipped with 10x eyepiece and 4x\/10x\/40x objective lenses, it delivers 40X, 100X, and 400X magnification. Rotate the focus knob to observe real specimens like onion skin or leaf cells, bringing science lessons to life.\u003c\/li\u003e\n\u003cli\u003e2. DUAL-COLOR FILTER FOR CLEARER VIEWING: Slide the built-in two‑color filter (green and blue) under the stage. The green filter enhances contrast for unstrained live cells, while the blue filter improves resolution for microscopic photography. Easily adapt to different samples for better observation.\u003c\/li\u003e\n\u003cli\u003e3. REWARDING 6-HOUR BUILD: Assemble 260 precision laser-cut wooden pieces into a fully functional microscope. No glue or tools required – just follow the illustrated manual. Experience the satisfaction of building a real instrument piece by piece, perfect for teens and adults who love hands-on projects.\u003c\/li\u003e\n\u003cli\u003e4. MECHANICAL INNOVATION WITH VINTAGE STYLE: The worm gear mechanism raises and lowers the lens barrel smoothly, while a built‑in ratchet provides authentic damping and prevents over‑rotation. Carved tracery and metallic accents blend retro elegance with industrial charm, making it a stunning desk display.\u003c\/li\u003e\n\u003cli\u003e5. PERFECT STEM GIFT FOR CURIOUS MINDS: Ideal for students aged 14+, homeschoolers, and hobbyists who love science, puzzles, or mechanical models. Whether for a birthday, back‑to‑school, or Christmas, this kit encourages logical thinking, patience, and a lifelong love for discovery.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ROKR","offers":[{"title":"Default Title","offer_id":50821986975996,"sku":"B0GXVRW5F7","price":99.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0810\/3614\/8988\/files\/41z-U_lfYEL.jpg?v=1785540308","url":"https:\/\/questnory.us\/products\/rokr-wooden-3d-puzzle-building-kit-real-optical-microscope-with-40x-400x-magnification-stem-science-toy-for-students-and-adultsst005","provider":"Questnory","version":"1.0","type":"link"}