Who builds and films the most astonishing and creative Rube Goldberg / Robert S. Petersen-like chain reaction in 2015?
Let's build ONE BIG CROSS BORDER EUROPEAN CHAIN REACTION!
this is verry nice
this is verry good
Hi Croatia,I think it is a really nice idea to create a sports and musical chain reaction!The children presented themselves really well!Have much fun building the technical chain reaction!Knd regards,Dave from Belgium