STEM 4륜구동 교육장난감
$38.99 (as of 4월 18, 2019, 3:23 오후)
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Inventing set for ages 6+: Unique STEM Toy for kids , teens & adults.
this is an assembly kit of a 4WD model which appears to walk as the 4 wheels on its corners move vertically, and climbs over obstacles up to 50mm with ease.