8 in 1 kids self-assembling screw blocks vehicle engineering STEM learning toy child DIY construction building engineering kit
Selling Units: Multiple of 12
Package size per batch: 54X34X42 cm
Gross weight per batch: 12.600 kg
Age:4-6Y, 7-9Y, 10-12Y
Feature: stem engineering blocks set:High-quality ABS material, safe and non-toxic, durable an