Constructing a multipurpose electrical circuit using a cell, connecting wires, LED and a motor. An electrical circuit can convert electrical energy from batteries into different types of energy, such as light in a bulb, heat in a cooker or mechanical energy in a fan.
Actually I don’t know this guy but he did well and he must be promoted and support vote for him
He is the best among the rest he is even my Senior back in school
This guy is good, but the votes for him is small to top therest