Building Instructions
Build Great Ball Contraptions from existing LEGO sets
Explore the wonderful world of Great Ball Contraptions and start engineering with our building instructions right away! All our models are so called Alternate Builds, which are models entirely made from parts of an existing LEGO set. This makes it really easy to get yourself started today. What is a GBC you ask? In short: an infinite ball track and the greatest feat of LEGO engineering but it is so much more than that. Learn more! Give our free building instructions a try first.
Search by LEGO set/number, product name, categories and more.
Showing all 54 resultsSorted by popularity
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Spirograph Spinner – 42055 Building Instructions
Free - Try me Add to cart - Sale!
GBC 15 Mining Plant – 42055 Building Instructions
Original price was: €29.95.€24.95Current price is: €24.95. Add to cart - Sale!
GBC 21 Mine Factory – 42055 Building Instructions
Original price was: €29.95.€24.95Current price is: €24.95. Add to cart -
Zoetrope – 42082 Building Instructions
Free - Try me Add to cart - Sale!
GBC 10 Funfair – 42042 Building Instructions
Original price was: €24.95.€19.95Current price is: €19.95. Add to cart -
GBC 34 Tilt Lift Workshop Module – 42075 Building Instructions
Free - Try me Add to cart -
GBC Ball Dozer – 42100 Building Instructions
Free - Try me Add to cart - Sale!
GBC 36 Crazy Carnival – 42082 Building Instructions
Original price was: €29.95.€24.95Current price is: €24.95. Add to cart - Sale!
GBC 30 Fun Park – 42082 Building Instructions
Original price was: €29.95.€24.95Current price is: €24.95. Add to cart -
GBC 9 Industrial Factory – 42043 Building Instructions
€24.95 Add to cart - Sale!
GBC 13 Extended Belt Lift – 42042 Building Instructions
Original price was: €24.95.€19.95Current price is: €19.95. Add to cart -
GBC 12 Pinball Wizard – 42043 Building Instructions
€24.95 Add to cart -
GBC 35 Musical Stairs Module – 42055 Building Instructions
Free - Try me Add to cart -
GBC 19 Log Flume – 42009 Building Instructions
€19.95 Add to cart - Sale!
GBC 48 Placer Mining Line – 42055 Building Instructions
Original price was: €34.95.€24.95Current price is: €24.95. Add to cart -
GBC 16 Inverse Belt Lift – 42042 Building Instructions
€19.95 Add to cart -
GBC 20 Mining Lift – 42049 Building Instructions
€14.95 Add to cart -
GBC 18 Port Factory – 42064 Building Instructions
€19.95 Add to cart -
GBC 46 Looping Ramp – 42100 Building Instructions
Free - Try me Add to cart - Sale!
GBC 45 Stunt Circus – 42100 Building Instructions
Original price was: €29.95.€24.95Current price is: €24.95. Add to cart - Sale!
GBC 41 Power Pit Mania – 42100 Building Instructions
Original price was: €29.95.€24.95Current price is: €24.95. Add to cart -
GBC 14 Strandbeest – 42054 Building Instructions
€14.95 Add to cart -
GBC 17 Wing Lift – 42052 Building Instructions
€19.95 Add to cart -
GBC 24 Road Pump – 42060 Building Instructions
€14.95 Add to cart -
GBC 37 Ratchet Ride – 42097 Building Instructions
€14.95 Add to cart -
GBC 25 Sweeper – 42049 Building Instructions
€14.95 Add to cart -
GBC 23 Ball Color Sorter – 31313 or 45544 Building Instructions
€19.95 Add to cart - Sale!
GBC 38 Funky Ferris Wheel – 42098 Building Instructions
Original price was: €22.95.€19.95Current price is: €19.95. Add to cart -
GBC 40 Tippy Tilt Trays – 42108 Building Instructions
€19.95 Add to cart -
GBC 31 Flex Conveyor – 42094 Building Instructions
€14.95 Add to cart - Sale!
GBC 44 Scoop Loupe – 42121 Building Instructions
Original price was: €19.95.€14.95Current price is: €14.95. Add to cart -
GBC 54 Vertical Conveyor Lift – 42146 Building Instructions
Free - Try me Add to cart - Sale!
GBC 47 Mill Madness – 42114 Building Instructions
Original price was: €29.95.€24.95Current price is: €24.95. Add to cart -
GBC 28 Pneumatic Scissor Elevator – 42080 Building Instructions
€19.95 Add to cart -
GBC 32 Road Lift – 42060 Building Instructions
€9.95 Add to cart -
GBC 27 Pinball Madness Machine – 42076 Building Instructions
€19.95 Add to cart -
GBC 26 Wave Lift – 42062 Building Instructions
€14.95 Add to cart -
GBC 49 Geneva Drive – 42120 Building Instructions
€14.95 Add to cart -
GBC 29 Heavy Duty Pump – 42063 Building Instructions
€14.95 Add to cart -
GBC 42 Linear Loco Lifters – 42112 Building Instructions
€19.95 Add to cart -
GBC 50 Tow Lift – 42128 Building Instructions
€24.95 Add to cart -
GBC 22 Ball Counter – 8527 Building Instructions
€14.95 Add to cart - Sale!
GBC 43 Rocking Raiser – 42121 Building Instructions
Original price was: €19.95.€14.95Current price is: €14.95. Add to cart -
GBC 33 Goofy Golf Park – 42066 Building Instructions
€19.95 Add to cart - Sale!
GBC 51 Gravel Works – 42131 Building Instructions
Original price was: €29.95.€24.95Current price is: €24.95. Add to cart -
GBC 39 Chain Sweeper – 9686 Building Instructions
€24.95 Add to cart - Sale!
GBC 53 Marble Music Machine – 42146 Building Instructions
Original price was: €34.95.€29.95Current price is: €29.95. Add to cart -
Turntable Twister – 31313 or 45544 Building Instructions
€19.95 Add to cart - Sale!
GBC 52 Flight Fair – 42152 Building Instructions
Original price was: €22.95.€19.95Current price is: €19.95. Add to cart -
VM 1 Dump Truck – 42049 Building Instructions
€9.95 Add to cart -
Record Blaster – 9686 Building Instructions
€24.95 Add to cart -
GBC 55 Spring Launcher – 42139 Building Instructions
€14.95 Add to cart -
GBC 58 Dump ‘n’ Drop – 42167 Building Instructions
Free - Try me Coming soon -
GBC 56 Mine Quarry – 42055 Building Instructions
€29.95 Coming soon
