Step 1: Materials
So for this project you will need a syringe , a bic pen , pliers and some glue.
Step 2: Step 2
First of all , take the needle out of the syringe.
Step 3: Step 3
Take appart the pen . You should be left with the barrel.
Step 4: Step 4
To finish , just insert the pen barrel in the syringe's tip , it should fit snugly in there. You can also glue it or tape it.
Step 5: Shooting It !
To shoot it , insert a spitball in the barrel . Then just push the plunger !