Local Projects is a New York based company that integrates architecture and digital media. As an impressive example of an Interactive Media project, I would like to share their Smart Home of the future. Check it out here!
The 5v wire coming from the redboard would be connect to one side of the zip, while the wire going to the resistor in the breadboard is fixed to the other side of the zip. When the zip is closed, the metal would connect both wires, closing the circuit and lighting up the LED.
Here’s a hand drown sketch that will hopefully explain better than my words.