This week’s video of the week is aptly titled “Great Ball Contraption“
Caption: Lego Great Ball Contraption (GBC) in my house.
My own 17 modules, tracking the blue and red balls.
- running at 1.0 balls/sec
- 500 balls
- size : 1.5m×6.5m (4.9 feet x 21.3 feet)
- path length : 31m (101.7 feet)
- construction time : 600 hours