Materials
- 12" long, 6" diameter cylinder of machinable plastic
- Plywood
- Spherical Fence Post Caps (Wheels)
- Approximately 80-90 Marbles
- Axle
- Non-skid Adhesive Tape
Parts List
- Triangluar Plywood-Based Board
- 3 Spherical Wheels
- 3 Small Cylinders
- 3 Large Cylinders
- 3 Washers
- 3 Axles
- Marbles (for 360 degree rotation of wheel)
Costs
- CNC Machining: $60 per hour (used 2 hours or 1 hour each part)
- Machinabile Plastic: $102 (But returned most of it)
- Misc Materials (Marbles, Wood, Wheels): $40