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Model Size: 15.7*4.9*6.3 in (40*12.5*16 cm)
Package size: 14.6*6.7*1.1 in (37*17*2.7 cm)
Made from wood materials
The models produce motion
Assembling without glue and chemicals
Details are already cut and ready to assemble
Perfect for family projects through hands-on STEM learning