Today, I am going to take you through my journey of creating a Great Ball Contraption (GBC) module out of a single $33 LEGO Technic set together with my Dutch-speaking GBC friends—and also show what the atmosphere is like at LEGO World Utrecht 2024 when you split up into teams. For background, BrickNerd-in-Chief Dave challenged me to build a GBC module from a single set and offered to provide the set, too. This way, new builders could have an easy way to enter the world of GBC without having to purchase many different parts. It also would be a fun way to show what the design process is like and give insight into the GBC loop to our readers. With those goals in mind, it was time to choose the set. Deciding Which Set To Use While browsing LEGO.com, I searched for a relatively inexpensive set to ensure the module would...




