This GBC Ball pump module from Josh DaVid uses both Mindstorms balls (which are larger than GBC balls) and the regular GBC balls. Usually Ball pumps keep a few GBC […]
Read more– Build the best Lego(R) Great Ball Contraptions and Lego Automaton
This GBC Ball pump module from Josh DaVid uses both Mindstorms balls (which are larger than GBC balls) and the regular GBC balls. Usually Ball pumps keep a few GBC […]
Read more