this is how to make a really cool 3D printed sword. They are cheap and better then most other swords on toy store shelves. these swords are cool looking and can be made easily with a 3D printer. there are many designs you can make to your sword. you can have sword fights or whatever you want with these swords.

here is how to make a 3D printed sword:

http://www.instructables.com/id/3D-Printed-Sword/

this relates to engineering because it has to do with mechanical work and using a 3D printer. Also because of all the things and online program to design it.

here’s a video on this: