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Model size: 3.9*3.1*3.1 in (10.5*8.8*8.8 cm)
Package size: 3.9*10.6*0.3 in (10*27.5*0.7 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