Using electricity to communicate
Materials
- Light-emitting diode
- Clothespin 1 10
- A piece of cardboard (approx. 10 x 7 cm)
- A piece of single-strand wire (22 gauge, 30 cm long)
- 2 AA battery holders
- AA batteries
- Screw (must be iron or steel)
- 32 Gauge Magnetic Wire Spool
- Paper clips
- Plastic cups
- 100 ohm resistor
- Round magnet
Reusable materials
- 1 microcontroller (Arduino)
- 1 USB A-to-B cable for Arduino
- 1 development board
Set of tools
- wire strippers
- clear tape
- ruler
- scissors
- hot glue gun
- sandpaper
