Small Led Light
What you will need is (a) battery(s) and someting to connect it to the board, a resistor (depends on the battery you use), a led, and a switch.
1: Get the materials you need
2: Solder in the componets with the cathode (-) of the LED facing oof of the board and the cathode (-) of the battery facing to the resistor.
3: Have fun with your new light!
This can be used to teach or learn about open and closed circuits.