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PV-Productions
Build Great Ball Contraptions from existing LEGO sets.
LEGO compatible electronics & accessories.
Start engineering today ...
Building Instructions
Explore the wonderful world of Great Ball Contraptions and so much more!
Created completely from official LEGO sets!
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GBC Balls
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Spirograph Spinner – 42055 Building Instructions
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GBC 21 Mine Factory – 42055 Building Instructions
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USB Power Box
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GBC 36 Crazy Carnival – 42082 Building Instructions
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GBC Starters Pack
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GBC 53 Marble Music Machine – 42146 Building Instructions
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