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Model size: 9.3*9.3*7.9 in (23.5*23.5*20 cm)
Package size: 14.9*6.7*1.3 in (37.8*17*3.4 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