Soldering project kit-- as the light reflectivity is different when the light is emitting on the white and black items. it uses the photoresistor to tell if the smart car is on the right way or not.
Robot DIY kit-- this tracking robot kit highly recommended by teachers to learn electronics and practice soldering skills.
Motor soldering project DIY kit-- you can also use the black electrical tape directly on the ground to design the complex . it would be even more fun!
Practice soldering electronics DIY kit-- spark and encourage child's talents and passions and keep electronics learning interesting and fun.
DIY science experiment toy-- you will spend quality time together and enjoy the pleasure of DIY electronics soldering.
