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- Roman Catapult- the Stylish Siege Weapon
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- How to Make a Giant Potato Launcher
- The Skein of Pain - AKA Mangonel - Torsion Catapult
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- World's Simplest Trebuchet (Walking Arm Trebuchet)
- The Best Catapult in the World!*
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- Magnetic Darts ~ Magnet Launcher ~ Linear Accelator
- Making a Giant Vortex Cannon (and Making It Look Cool)
- Ping Pong Ball Mortar
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- Ballista Project 2017
- Nick Cannon
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- How to Make a Crossbow Gauntlet
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- Duct Tape + Craft Sticks = Siege Weapon
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- How to Make a Mini Cannon From a Syringe
- Duct Tape & PVC Crossbow
- The Floating Arm Trebuchet
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- Trebuchet Tutorial
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- Trebuchet Callicott Class Of 2017
- Blast from the past clothespin sling
- how to make a popsicle stick bow
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- Making a balista
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- How To Make Duct Tape Trebuchet Pouch!
- Strawbee Ballista
- High Velocity Vortex Cannon - Aerosol Fuelled
- Máquina térmica- barquinho pop pop
- A Sneak Peek at What Is Next
- Introduction to Seej - a 3d printed game
- How to Build an Awesome Trebuchet
- Mousetrap Powered DOUBLE Trebuchet
- How to do a powerful,cheap,cool slingshot
- Small Catapult
- Golf Ball Catapult
- Slingbow
- How to make a Model Roman Ballista (Torsion powered)