How to Make a Mini Spud Gun That Can Shoot Bb Too

About: I was 13 when I made this account so please don't make fun of my username

I had made this project many months back so i thought to show you too .  

Teacher Notes

Teachers! Did you use this instructable in your classroom?
Add a Teacher Note to share how you incorporated it into your lesson.

Step 1: Things You Need:-

2 - bottles ( you ll need one with its neck and the other just the cap)
a pen ( it should be more than 6mm in diameter so that if u want u can  insert a bb too)
a barbecue lighter 
a cylinder shape container (it is used as a grip for ur gun)

glue gun 
drill or scissor to  make holes 

Step 2: Making the Hole

make a hole in the center of one cap for the pen and then glue it  , in the second cap make two holes 

Step 3: Making the Grip

i used the ignitor from my old spud gun .
to make the grip i made two holes and inside it place the ignitor and hot glued it 

Step 4: Making the Chamber and Placing on the Grip

take the cap with two holes and glue it at the bottom of the neck make sure it is air tight
now place the chamber on the grip as shown in the image

Step 5: FIRING!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

place ur spit ball in the pen tube with the help of the refill , leave some space at the bottom or behind the spitball
now ur ammo is ready ,its FIRING!!!!!!!!!!!!!! time  spray some deo in the chamber i used axe it really worked 

Be the First to Share


    • Made with Math Contest

      Made with Math Contest
    • Cardboard Speed Challenge

      Cardboard Speed Challenge
    • Multi-Discipline Contest

      Multi-Discipline Contest

    16 Discussions


    6 years ago on Introduction

    Yeah, it worked out fine, but I don't think I can take it to school. I might make a altoid taser out of the igniter, though. I carried to gun around, fiddled with it, and I zapped myself. It didn't hurt, but I stopped and did nothing for a minute. And that was the effect of an UNDIRECT shot

    3 replies

    hey Choiboy , the bottle caps are the chamber of the spud gun it depends on u whether u want 2 fill it more & any bottle cap will work but make sure that its air tight ur gun won't work


    Reply 7 years ago on Introduction

    i know why you ask this because this type of pens you can find in India only :)!!


    Reply 7 years ago on Introduction

    No i asked because his username is pranavthegreat. I'm indian but I live in the US