Have you or your children ever wanted to
build your own flashlight? The following spells it all out for you. Just
remember to have fun!
First you need to gather up all of the
materials you will need. Below is a list of the following items needed to
conduct this project:
• x2 D batteries
• x2 13cm pieces of #22 copper insulated wire with the ends stripped off
• toilet tissue roll – cut to 10cm in length
• 3 volt flashlight bulb
• x2 brass fasteners
• 3cm X 8cm cardboard strip
• A paper clip
• Small paper cup
• Tape
• x2 13cm pieces of #22 copper insulated wire with the ends stripped off
• toilet tissue roll – cut to 10cm in length
• 3 volt flashlight bulb
• x2 brass fasteners
• 3cm X 8cm cardboard strip
• A paper clip
• Small paper cup
• Tape
Are you ready? Let’s get started.
>> Push the brass fasteners through
the tube and attach the paperclip. The paperclip will act as your on/off
switch.
>> Attach a wire to each fastener on
the inside of the tube.
>> Next, tape your batteries together
(+to-) and place inside the tube.
>> Take one end of wire and secure it
to the bottom of one battery’s negative terminal.
>> Take the other wire and insert it
through a hole in the centre of the cardboard strip (the hole needs to be large
enough to fit the bulb through). Then twist the wire around the bottom of the
bulb and insert the bulb into the cardboard strip.
>> This strip, when taped to the
tube, will position the bulb for contact with the positive terminal on the
battery.
>> Punch a hole through the bottom of
your paper cup and push the bulb through the hold. The cup will then act as
your reflector. Secure with tape.
What happened? Did the flashlight work? It
should have. If not, make sure your wires are connected securely. Back in 1898,
the first flashlight was constructed and this is almost the exact same project.
Klarus Light pride themselves on manufacturing the best, most innovative flashlights in the world. For a wide selection of flashlights, visit the Klarus website and place your order today!
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