Screw Assembly Kit

This comprehensive mechanical building set allows children to construct multiple vehicles and machines using colorful screws, nuts, plates, and connectors. The kit includes detailed instruction booklets showing how to build cars, robots, cranes, helicopters, and other mechanical models. Each piece connects using realistic screw-and-nut assembly, giving children hands-on experience with actual construction methods.

The set features vibrant red, yellow, green, and blue components that can be mixed and matched to create endless design possibilities. With 288 pieces in the standard set and >400 in the large format, children can build multiple models simultaneously or combine pieces for larger, more complex creations. The included instruction guide provides step-by-step assembly directions for various difficulty levels.

• Fine motor precision - Screwing and unscrewing components develops finger dexterity
• Following instructions - Step-by-step assembly guides improve sequential processing
• Spatial reasoning - Understanding how 3D pieces fit together enhances visual skills
• Problem-solving persistence - Troubleshooting assembly challenges builds resilience
• Engineering concepts - Learning mechanical connections and structural stability
• Focus and concentration - Detailed assembly work improves sustained attention
• Planning skills - Organizing pieces and assembly sequence develops executive function

• Materials: High-quality ABS plastic components, metal screws and nuts, durable connecting plates
• Individual Piece Sizes: Various (plates, connectors, wheels, specialty pieces)
• Age Range: 6+ years
• Set Contents: 288 to >400 pieces including plates, screws, nuts, wheels, connectors, specialty mechanical parts, full-color instruction booklet
• Finished Model Sizes: Varies by design (typically 10-25cm length)
• Safety Features: Rounded edges, non-toxic materials, age-appropriate screw sizes