Self assembled STEAM toys
Gear transmission principle
Principles of Electronic Circuits
Parent child game interaction
Principles of Electronic Circuits
Parent child game interaction
CIRCUIT MACHINERY – BOW, ARROW AND ROTATING TARGET
Includes: 66 accessories
CIRCUIT MACHINERY – MAZE
Includes: 45 accessories
CIRCUIT MACHINERY – PAINTER
Includes: 37 accessories & 48 patterns can be painted
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