The GBC4ALL series is a set of marble machines, made with LEGO bricks, that you and your kids can easily build!
Reproducing these incredible machines has never been that easy and makes your kids learn a lot about some nice physics and mechanical principles while having maximum of fun!
You may have seen already some of these amazing ball machines on the Internet, and already wanting to reproduce them or offering them as a gift to your children?
But you ended up not finding the bricks you needed or giving up in front of the complexity of building or the price of the model…
GBC4ALL machines are then made for you!
BUY THE BOX, BUILD, PLAY INSTANTLY !