Learn how to make cannons that fire projectiles such as ball bearings, tennis balls, soda cans and exploding projectiles such as grenades.
An improvised homemade cannon is any improvised large tubular firearm designed to fire a heavy projectile over a long distance. These cannon designs lend themselves perfectly to employment as primary defensive weapons, should firearms or firearm ammunition be unavailable.
These powerful cannon designs are easy to build from common items and powered by easily accessible fuels.
The purpose of this document on the "art of cannonry" is to guide the reader through the production of a number of different types of cannons. Learn how to make a device that fires a tennis ball out when ignited. All Tennis ball cannon plans mentioned here are tested and are easy to build and fire.
This manual contains the instructions for the construction of an exploding–rocket projectile cannon. Learn how to make rocket firing cannons with ease. Additionally, you will learn methods for making exploding projectiles and assembling a reinforced pipe cannon.
Hydrogen/Oxygen Powered Serious Tennis Ball Cannon manual, supplies info on building a gas powered tennis ball cannon with ignition switch. In addition to this, find details on construction of a propellant generator and complete loading and firing instructions. Basic diagrams for clear understanding are also provided to complement the instructions.
Soft-Drink Can Mortar, is a comprehensive guide on assembling a mortar out of a soft drink can. Information covers: construction materials, construction procedures, launch materials/procedures, theory of operation, load and safety notes. This is an ultimate guide for building improvised soft-drink can mortar!
The ultimate guide to Spud Gun Ignition: Using a Stun Gun, which details the ideal way of devising or modifying a stun gun, so that it can be used as ignition for a potato cannon or suchlike. This spud gun ignition provides battery economy, fewer insulation problems and safety benefits. Learn how to make this spud gun ignition in this well illustrated handbook.
An excellent, comprehensive manual on how to make a pneumatic potato cannon (spud gun). Includes step-by-step instructions, blueprints and remarks for better understanding. Read on to make a powerful pneumatic compressed air potato cannon out of easily obtainable materials which can fire much further than conventional ignition based models!

