Vortex+Cannon

Description:
> Research, design, and build a Vortex Cannon

> **Only high school students use utility knives!**

Members:
> Work in pairs.

Current Tasks:

 * 1) Confirm design
 * 2) make parts list
 * 3) link to video

Preparation Information:

 * Make use of others' designs as much as possible.

Materials Needed and Cost Estimates:

 * Trash can
 * Trash bag or plastic drop cloth
 * Utility knife
 * Duct tape
 * Rubber band
 * golf ball
 * bungee cord?
 * Other possible cannon material: yogurt cups, protein containers.