Tape Dispenser Catapult | Mini Weapons of Mass Destruction | How to make STEM





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Published on Jul 28, 2015

This desktop catapult is built from a re-purposed disposable tape dispenser, and can launch mini marshmallows over 20+ feet away! It's a great way to reuse - recycle - and re-arm a dispenser everyone tosses!

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Music: user created music
Crusade Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0
Music Ending : User created music

Toy used in video: Battle Ballerz

This is NOT a sponsored video.

WARNING: BOOK & VIDEO are for entertainment purposes only, and are not intended to be duplicated. Build and use these projects at your own risk. When you try the projects described here, you do so at your own risk. Safety glasses and adult supervision always.

Project History info:
This was a prototype from MiniWeapons 3, didn't make it into the book, but wanted to share. Both plastic and metal bottle caps will work. Wheels do not roll, but additional modification could achieve a real rolling catapult.

-Ammo suggestions -Mini Marshmallows, cut up glue sticks
-Hold the catapults frame when firing
-large paperclip allows for finger tab when pulling back


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