Showing 1–5 of 209 results
Package Included:1 x World Globe Featuers:Material: PVC (Polyvinyl Chloride) + PS (Polystyrene)Size: Approx. 18 x 18 x 19cm/7.09 x 7.09 x 7.48''360 degree omni-directional visionDiscover the world at your fingertipsA simple, yet informative and educational desktop world globe beautifully arranged in a spectrum of vivid colors. Expand your perspective and enhance your knowledge of our…
Description:Item: Convex LensDiameter: About 95mmFocal Length: 200mmBase Diameter:About 100mmConvex Lens with Frame: 190mm (Height)Assembled Convex Lens: About 210mm (Height)Parts Included:Convex Lens, Frame, Base Note: Adults' guidance is needed for young children. Package Included:1 x Convex Lens Kit,,,,
Description:Item Name: Flame engine Size: 170 X 90 X 135mmWeight: 2.1KGMaterial: Base:acrylic plexiglass plate. Cylinder Piston Copper, Flywheel Copper. The screw parts are stainless steel Speed: up to 100-1000 RPMWarm-up time: 1 to 2 minutesWarm-up method: Ignite the flywheel until the machine is runningFuel: 95% medical alcohol Cylinder Lubricant: 3000 mesh Graphite Toner Apply the inside of the cylinder…
Description:Material: PVC (Polyvinyl Chloride) + PS (Polystyrene)Total Height: Approx. 50cm/ 19.7"Globe Diameter: Approx. 32cm/ 12.6" Comes with a simple arc stand that attaches easily, spins on it's axisSwivel globe encourages inquisitive children to explore and think bigPerfect desktop globe for greater awareness of our planet and mapsResearch all the regions of the world with the…
Description:Brand Name:TechingItem Name: Single Cylinder Engine ModelSize: 201×120×81mmWeight: About 1kgMaterial: Aluminium AlloyAge: Kids over 10 years old For more message, please click hereFor More Teching Engine: https://www.banggood.com/search/teching/133-0-0-0-0-44-0-price-0-0_p-1.html?sbc=1 Features: -100% brand new with high quality -Origin of the story:The birth of a single-cylinder engine:In 1860,Leroir invented the first available internal combustion engine, but the internal combustion engine…
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