This quick and fun book tells you:
-What the wiring looks like inside your walls
-Why your house is wired in parallel, not in series
-Why a 2-wire cable has three wires and a 3-wire cable has four wires
-Why the switches at the bottom and top of a stairway are called 3-way when there are only two of them
-That every circuit is made of of a power supply, switch, and load.

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