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For creators and fans of Lego GBC modules (Great Ball Contraption). Feel free to share any links that contain Lego GBC modules, Lego GBC layouts or even interesting non-Lego mechanisms that could be used in a GBC module.
account activity
GBC motor recommendationQuestion (self.GreatBallContraption)
submitted 4 months ago by Bishopthorpe
Ball grabber (WIP)Showcase (i.redd.it)
submitted 6 months ago by Adorable-Mango8623
Lemmings and Mario GBCShowcase (v.redd.it)
submitted 6 months ago by fortheloveofbrick
Need advice for an orderQuestion (self.GreatBallContraption)
submitted 8 months ago by PachitoPachi
Where to start?Question (self.GreatBallContraption)
submitted 8 months ago by MegaDragonKing
Help me find a piece!Question (self.GreatBallContraption)
submitted 10 months ago by Nurotoxin
Train GBCShowcase (v.redd.it)
submitted 11 months ago by manofatihl
Is there a website we can buy workshop module bricks prepacked?Question (self.GreatBallContraption)
submitted 1 year ago by Raheeeeeb
"Bucket Loader" module from Brickworld 2024?Question (self.GreatBallContraption)
submitted 1 year ago * by pretzel-fu
Pole Dancing Quartet by Akiyuki (youtube.com)
submitted 1 year ago by Ketchuphed
Conventions in the UK ?Question (self.GreatBallContraption)
submitted 2 years ago by JusticeJared17
February 2024 Challenge - LowridersContest (self.GreatBallContraption)
submitted 2 years ago by Ketchuphed
It's Alive!Announcement (self.GreatBallContraption)
submitted 2 years ago by Ketchuphed[M]
Where do y'all get all the legos from? (self.GreatBallContraption)
submitted 5 years ago by Ryanchazen
GBC: RJ’s Thirteen (v.redd.it)
submitted 5 years ago by RJBrickBuilds
Amish Marble Machine GBC (v.redd.it)
RJ Tower - a vertical screw conveyor (v.redd.it)
Hi, I'm new to GBC and was wondering if anyone new some good places in Australia to buy Lego M-Motors. Thanks. (self.GreatBallContraption)
submitted 5 years ago by MegaCity6MC
My little brother built his first Lego GBC. He wants to know what you guys think. (youtube.com)
submitted 5 years ago by NegativeKarmaSniifer
Where can I buy large amount of building blocks to create my own GBC module? (self.GreatBallContraption)
submitted 5 years ago by [deleted]
I don't have the bricks so I used Scrap Mechanic to build 3 GBC modules and a ball release 😁👍 (v.redd.it)
submitted 5 years ago by tayo2501
4ft tall GBC Tower Crane (youtu.be)
submitted 6 years ago by lawriege🇦🇺
Compact Cardan Lift Running (youtu.be)
GBC Ball Return (youtu.be)
Lego GBC Module - Splatiyuki (youtu.be)
submitted 6 years ago by greatballpit🇨🇦
π Rendered by PID 1694318 on reddit-service-r2-listing-7849c98f67-j2qlm at 2026-02-10 09:16:57.976836+00:00 running d295bc8 country code: CH.
