Super Price US $7.60 Happyxuan Kids DIY Electric Project Kits Robot Construction Sets Worm Educational Science Toys STEM

Happyxuan Kids DIY Electric Project Kits Robot Construction Sets Worm Educational Science Toys STEM

[32976167059] Happyxuan Assemble Electric Robot Construction Sets Worm STEM School Project DIY Educational Science Kits kids Toys Boys 5 years Material: wood Product size: 10*12*5 cm (3.94*4.72*1.97 inches) Suitable age: over 5 years old Principle: The chemistry energy in the battery converts into kinetic energy of the motor,which drives the yellow wheel to move. Note: The price is for 1 set. The batteries are not included. 

US $12.88

Limited Time 41%  US $7.60

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