Make marshmallow guns with PVC
How to make marshmallow guns with PVC Marshmallow blow guns(or marshmallow shooters) are very cheap and easy to make. Watch this how to video to learn how to build a marshmallow gun out of PVC pipe with these simple instructions. All you need for your PVC marshmallow gun is: hand saw, tape measurer, 3 feet of PVC pipe, 2 caps, 2 elbows, and 2 tees.