In this DIY project, you’ll learn how to build a Streetlight Working Model using cardboard, LED lights, and a 9V battery.

Step-by-Step Video Instructions:
Manual Version (Switch-controlled):
- Create the Base:
- Use a large cardboard piece to create a street layout.
- Decorate with roads, footpaths, trees, buildings, etc.
- Make the Streetlight Poles:
- Use straws or sticks as poles.
- Attach LEDs at the top of each pole.
- Fix the poles to the base using hot glue.
- Wiring:
- Connect all LED positive legs together and negative legs together.
- Add a resistor in series with each LED or one for all in series.
- Connect a switch between the battery and LEDs to control power.
- Test:
- Flip the switch and all streetlights should glow!