**Mould King 24048 Coaxial Counter-Rotating Helicopter Building Kit – 274-Piece STEM Toy for Kids & Adults | Educational DIY Model for Aviation Enthusiasts & Collectors** *(Perfect for STEM Learning, Gift Ideas, and Creative Play at Home or School)*

Constructed from 274 high-quality bricks, this model measures over 30cm in length, presenting a substantial build that's both challenging and satisfying. 

The helicopter features a unique blue and yellow color scheme that stands out, enhanced by detailed elements and functional aesthetics, including coaxial counter-rotating blades that add a realistic touch to the model. 

Key Features:

• 274 Pcs
• Over 30cm long
• Coaxial counter-rotating blades
• Building Instruction Booklet Included