This gun is very easy to make and cheap also.We can also protect ourself with this by shooting it at the person coming to hurt us,so it also acts as a protective equipment.
Here,the rubber band acts as the gun's trigger.
The barrel of the gun is the body of pen and the bullet is a refill.
It can go 20 feet high.If it is shot towards a person from close it can hurt.
Note:Keep away from very small children as the nip can hurt someone serious.
Step 1: Matrials Required
For making gun:
Just a body of pen
A pen cap
A rubber band
And a cello tape
A refill empty/filled
And a blade
Step 2: Making the Gun
Take the body of pen,pen cap and cello tape
Join the cap up-side down to the upper part of the pen with the help of cello tape,
this will make space between the cap and body of pen.
Step 3: Joining the Trigger
place the rubber band in the space between the cap and the body as shown.
Step 4: Making the Bullet
Take the refill and blade.
Make 2 V-shaped cut at the bottom of the refill in front of each other,this will make a slot.
Step 5: Shooting
Now your gun and bullet is ready. So let's shoot.
Load the refill into the pen,put the rubber band into the slot of the refill.
Pull the refill as shown and launch it.