BUILD ONE THING THAT LEADS TO ANOTHER … AND ANOTHER … AND ANOTHER … AND ANOTHER…   

You supply a pile of Lego bricks. We supply the know-how and extra parts you need to transform your bricks into ten different and wacky chain reaction machines. You can combine these machines in doezens of ways - making chain reactions invented at Klutz Labs or new and awesome chain reactions of your own inventions.

Includes:   
78-pp bookof instruction and inspiration   
33 Lego elements   
6 Lego balls   
2m of string   
8 paper ramps   
2 paper pop-up signs   
1 paper funnel   
1 paper flag   
1 paper bucket   
1 platform