Introduction: Super Simple Knex Trebuchet

About: I'm a 16 year old who enjoys playing Rainbow Six, Battlefield, GTA, Assassin's Creed and similar games.
This is my super simply but effective knex trebuchet.

Step 1: The Body

Step 2: The... Thingy Bit

Step 3: The Ammunition

Step 4: To Finish It Off

To finish it, add wheels, a y clip and an elastic band from the grey/ purple to the y clip.