Students participate in an online lesson to explain the conductivity of different materials and the effect of changing the power source.

Students participate in an online lesson to explain how to make bulbs brighter or dimmer in a series circuit by changing the number or type of components.

Can you find the problem and fix the circuit in time for the Halloween contest?

What four arrangements would result in the successful lighting of a lightbulb? And more importantly, what does each of the four arrangements have in common that would lead to an understanding of the two requirements of an electric...