8-Cylinder Engine Model Kit for Kids 10+, STEM DIY with Moving Pistons

About this item

• 8-CYLINDER ENGINE MODEL KIT Build a small battery-powered engine model and watch eight pistons move with the crankshaft. Designed for kids ages 10+, this hands-on STEM kit helps children explore basic engine motion through assembly and observation.
• MOVING PISTONS & CRANKSHAFT The motor drives the crankshaft and piston set together, showing how repeated mechanical motion works inside an engine-style model. The open structure makes it easier to see how the parts move.
• HANDS-ON MECHANICAL LEARNING Kids can learn how gears, linkages, pistons, and rotating motion connect in a simplified mechanical system. A good choice for STEM learning, science projects, and mechanical interest.
• GUIDE + VIDEO SUPPORT Includes a paper instruction manual with numbered parts and step-by-step video guidance. No soldering required. Adult help is recommended for younger builders or first-time users.
• REBUILDABLE STEM KIT & GIFT Parts can be disassembled and rebuilt for repeated practice. Includes motor, battery box, piston set, gears, frame parts, screws, and screwdriver. Suitable as an educational STEM gift for boys and girls.