For instructions, please follow the tutorial by clicking here. 

The Stream Section S4 comprises of a single 12" piece of 3mm MDF along with sufficient end pieces to house DIAMETER 5MM magnets (not supplied)

THIS PIECE ALSO IS AVAILBLE IN THE STREAM STARTER SET. S4 is pictured bottom left. 

The gap between the raised river banks is approximately 44mm with both banks 40mm wide. Total width at either end 124mm. 

The Streams can be expanded to include: Bridge, Tributaries, Estuary and Rivers which are also available on this website.