Collection: 15%OFF

TECHING L4 Engine Model Kit that Works - Build Your Own Engine - Full Metal 4 Cylinder Car Engine Kit Car Engine Model

Build Your Own Violin - TECHING Metal Violin Puzzle Model Kit STEM Educational Toy

SEMTO ENGINE ST-NF2 7.0cc Mini Inline Double-cylinder Four-stroke Air-cooled Nitro Engine Model Kit

Turbofan Engine Model Kit that Works - Build Your Own Turbofan Engine - TECHING 1/10 Full Metal Dual-Spool Turbofan Engine Aircraft Jet Engine Model 1000+Pcs

Pumping Unit that Works - Pumping Unit Model Kit - TECHING Pumping Unit DIY Assembly 3D Metal Mechanical Puzzle Educational Toys Collection 219Pcs

Pumping Unit that Works - Oil Pump Jack Model Kit - TECHING 3D Metal Oilfield Working Equipment with Light Oil Rig Educational Toys Collection 219Pcs

TECHING Robotic Engine Assembly Kit Educational Toy Build Your Robot Kit DIY Gift 160pcs