DIY Radio Model Science and Technology Invention Hand-made Self-made Assembly Materials Science handmade toys physics toy

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:117*70*43mm

weight:about 200g

for:6-12 years old