To make it you need. 1.batteries compartment. 2. flash light bulb 3. wires metal conductors 4. attached on off switch alligator clip
To make it put wires on to the battery compartment. attach the on off switch now. Use an alligator clip to attach one wire to the bulb. To make light touch the bulb to the unattached wire. Its nice to use morse code with light. Check up morse online. Make it better with buttons. Like and comment.