Price: 4.55 - 0.99
Wood material,eco-friendly and non-toxic,safe for use,Let the child understand how the robotic arm works,Cultivate children's ability to use both hands and brain,Allows children to experience the fun of DIY
Color:wood color
Material:wooden
size:10*7*11mm
for:6-12 years old
Difficulty level:★★
Weight: About 80g
Product principle:
Turn on the circuit of the signal lights one by one through an alligator clip, so that the lights are turned on.
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