Discover Lego GBC

	What is a Lego GBC? What is a Lego Great Ball Contraption?
	The GBC Standard Learn about the rules that allow for modules from different builders to work together  without modification.
	Lego GBC Balls Learn more about the special Lego balls that we use in GBC.
	Lego 9 Volt Train Speed Regulators Learn about the vintage train controllers we use in GBC.
	Lego Power Functions Motors Learn about modern day Lego motors that drive our GBC modules.
	Lego Power Functions Switches Learn about how switches can help setup and control your Great Ball Contraptions.
	GBC Modules for Beginners Recommended modules for people new to Lego Great Ball Contraptions.
	Lego Powered Up Reference Lego Powered Up Hub and Motor Reference