PV-Productions

Build Great Ball Contraptions from existing LEGO sets.

LEGO compatible electronics & accessories.

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Building Instructions

Building Instructions

Explore the wonderful world of Great Ball Contraptions and so much more! Created completely from official LEGO sets!

Electronics for LEGO

Electronics for LEGO

Engineer without limitations!

STEAM Education & Workshops

STEAM Education & Workshops

Learn by Play. Play by Building

Search all our products by LEGO set/number, product name, categories and more. Give it a try.

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Popular Products

Sale!
GBC Balls
Rated 4.90 out of 5
From €16.95 Select options This product has multiple variants. The options may be chosen on the product page
Spirograph Spinner – 42055 Building Instructions
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Free - Try me Add to cart
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USB Power Box
Rated 4.83 out of 5
From €29.95 Select options This product has multiple variants. The options may be chosen on the product page
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GBC 21 Mine Factory – 42055 Building Instructions
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Original price was: €34.95.Current price is: €29.95. Add to cart
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GBC Funnels
Rated 5.00 out of 5
From €21.95 Select options This product has multiple variants. The options may be chosen on the product page
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GBC 36 Crazy Carnival – 42082 Building Instructions
Rated 4.75 out of 5
Original price was: €34.95.Current price is: €29.95. Add to cart
Combi Deal!
GBC Starters Pack
Rated 4.00 out of 5
From: Original price was: €127.70.Current price is: €109.62. Select options
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GBC 53 Marble Music Machine – 42146 Building Instructions
Rated 5.00 out of 5
Original price was: €34.95.Current price is: €29.95. Add to cart

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Latest News

Blast from the past!

January 17, 2025 January 13, 2025

Youtuber “Its.Kevin.Builds” build our GBC 24 Road Pump.

He has also build some other pretty cool Great Ball Contraptions on his Youtube Channel. Definitely check it out.

Have you also build one of our models yourself?

GBC Funnels in your own designs!

January 13, 2025 January 3, 2025

Henno Gous from Sweden built a GBC designed by Pawel (Poland) and added in our GBC Funnel Turbo Spin. Yet another great example of incorporating a GBC Funnel in your own designs. Very well excecuted Henno and thanks for sharing with us!

See which GBC Funnel would fit in your own Great Ball Contraption.

Have you also build one of our models yourself?