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Model size: 22*4.7*4.7 in (56*12*12 cm)
Tracks size: 96.5*4.7*4.7 in (245*12*12 cm)
Package size: 14.6*6.7*2 in (37.8*17*5 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